{"id":279802,"date":"2020-02-24T22:30:21","date_gmt":"2020-02-24T15:30:21","guid":{"rendered":"https:\/\/quipperhome.wpcomstaging.com\/?p=279802"},"modified":"2021-11-03T18:23:53","modified_gmt":"2021-11-03T11:23:53","slug":"utbk-2020-kimia","status":"publish","type":"post","link":"https:\/\/quipperhome.wpcomstaging.com\/masuk-ptn\/sbmptn\/soal-sbmptn\/utbk-2020-kimia\/","title":{"rendered":"Prediksi Soal UTBK Kimia 2020"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-279804\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200.png\" alt=\"\" width=\"800\" height=\"534\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200.png 800w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200-768x513.png 768w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200-585x390.png?crop=1 585w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200-263x175.png?crop=1 263w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Prediksi-Soal-UTBK-Kimia-20200-300x200.png 300w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">SBMPTN sebentar lagi, soal-soal harus segera dikuasai. Itulah sebabnya, Quipperian harus <\/span><em><span style=\"font-weight: 400;\">gercep<\/span><\/em><span style=\"font-weight: 400;\"> alias gerak cepat. Nah, Bagi kamu yang saat ini masih bingung mencari soal-soal SBMPTN, tampaknya kamu berada di <\/span><em><span style=\"font-weight: 400;\">website<\/span><\/em><span style=\"font-weight: 400;\"> yang tepat.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Kali ini, Quipper Blog akan membahas Prediksi UTBK SBMPTN Kimia SAINTEK 2020. Kabar baiknya, latihan soal yang disediakan Quipper Blog, lengkap dengan jawaban beserta pembahasannya, <\/span><em><span style=\"font-weight: 400;\">lho<\/span><\/em><span style=\"font-weight: 400;\">. Semakin penasaran? <\/span><em><span style=\"font-weight: 400;\">Kuy<\/span><\/em><span style=\"font-weight: 400;\">, segera kerjakan soalnya!<\/span><\/p>\n<h2><strong>Latihan Soal 1<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini tabel unsur beserta nomor atom dan nomor massanya.<\/span><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-279832\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-1.png\" alt=\"\" width=\"367\" height=\"191\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-1.png 367w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-1-300x156.png 300w\" sizes=\"(max-width: 367px) 100vw, 367px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Unsur yang memiliki energi ionisasi paling kecil adalah\u2026<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">X<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Q<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Y<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Z<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">P<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: D<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui: <\/span><span style=\"font-weight: 400;\">Tabel unsur beserta nomor atom dan nomor massanya.<\/span><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-279831\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-2.png\" alt=\"\" width=\"385\" height=\"186\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-2.png 385w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-2-300x145.png 300w\" sizes=\"(max-width: 385px) 100vw, 385px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Unsur yang memiliki energi ionisasi terkecil =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><strong>Energi ionisasi<\/strong><span style=\"font-weight: 400;\">\u00a0adalah energi minimal yang dibutuhkan oleh suatu atom untuk melepaskan elektron di kulit terluarnya dalam wujud gas. Semakin mudah suatu atom melepas elektron maka energi ionisasinya akan semakin kecil. Atom\/unsur yang paling mudah melepaskan elektron adalah atom yang memiliki jari-jari yang paling besar.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279830\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-3.png\" alt=\"\" width=\"551\" height=\"260\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-3.png 551w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-3-300x142.png 300w\" sizes=\"(max-width: 551px) 100vw, 551px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Suatu unsur memiliki jari-jari besar jika jumlah kulitnya banyak dan elektron valensinya sedikit.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, unsur yang memiliki energi ionisasi paling kecil adalah unsur Z.<\/span><\/p>\n<h2><strong>Latihan Soal 2<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Nomor atom unsur X dan Y berturut-turut adalah 16 dan 9. Bentuk geometri molekul dari senyawa\u00a0XY<\/span><span style=\"font-weight: 400;\"><sub>4<\/sub>\u00a0<\/span><span style=\"font-weight: 400;\">adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">bipiramida segitiga<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">jungkat-jungkit<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">tetrahedral<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">oktahedral<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">piramida segitiga<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: C<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nomor atom X=16<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nomor atom\u00a0Y=9<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Bentuk geometri molekul dari\u00a0XY<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\"> =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Konfigurasi elektron\u00a0X\u00a0dan\u00a0Y:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279829\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-4.png\" alt=\"\" width=\"155\" height=\"86\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Dalam senyawa\u00a0XY<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0unsur\u00a0X\u00a0menjadi atom pusat. Unsur\u00a0Y\u00a0memiliki elektron valensi = 7, sehingga pada senyawa\u00a0XY<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0hanya terdapat ikatan tunggal. Bentuk molekul dari suatu senyawa dapat ditentukan melalui banyaknya pasangan elektron ikatan (PEI) dan pasangan elektron bebas (PEB).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jika dalam suatu senyawa hanya terdapat ikatan tunggal, maka jumlah PEI dan PEB dapat dihitung dengan cara berikut.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279828\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-5.png\" alt=\"\" width=\"458\" height=\"171\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-5.png 458w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-5-300x112.png 300w\" sizes=\"(max-width: 458px) 100vw, 458px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">XY<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\"> memiliki 5 domain elektron yang terdiri dari 4 PEI (dilihat dari jumlah\u00a0Y\u00a0yang terikat) dan 1 PEB.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, bentuk geometri molekul dari senyawa\u00a0XY<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0adalah tetrahedral.<\/span><\/p>\n<h2><strong>Latihan Soal 3<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini persamaan reaksi redoks:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279827\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-6.png\" alt=\"\" width=\"329\" height=\"54\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-6.png 329w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-6-300x49.png 300w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-6-326x54.png 326w\" sizes=\"(max-width: 329px) 100vw, 329px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Pada reaksi tersebut sebanyak\u00a050\u00a0mL\u00a0SnC\u2113<\/span><sub><span style=\"font-weight: 400;\">2 <\/span><\/sub><span style=\"font-weight: 400;\">0,2M\u00a0direaksikan dengan\u00a050\u00a0mL\u00a0HC\u2113 0,4M\u00a0dan sejumlah padatan iodin\u00a0(ArI=127). Jumlah mol elektron yang terlibat untuk setiap\u00a05\u00a0mol\u00a0SnC\u2113<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0yang bereaksi adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">15 mol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">20 mol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">5 mol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">10 mol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">25 mol<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: D<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui: Persamaan reaksi redoks berikut.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279826\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-7-.png\" alt=\"\" width=\"332\" height=\"59\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-7-.png 332w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-7--300x53.png 300w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-7--326x59.png 326w\" sizes=\"(max-width: 332px) 100vw, 332px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Jumlah elektron yang terlibat untuk setiap mol SnC\u2113<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0yang bereaksi =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Menghitung jumlah elektron yang terlibat:<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\">jumlah elektron yang terlibat dalam reaksi redoks sama dengan selisih bilangan oksidasi pada reaksi reduksi atau oksidasi.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279825\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-8.png\" alt=\"\" width=\"459\" height=\"183\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-8.png 459w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-8-300x120.png 300w\" sizes=\"(max-width: 459px) 100vw, 459px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jumlah elektron yang terlibat\u00a0= 2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Menghitung jumlah mol elektron yang terlibat untuk setiap 5 mol\u00a0SnC\u2113<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0yang bereaksi:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279824\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-9.png\" alt=\"\" width=\"477\" height=\"132\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-9.png 477w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-9-300x83.png 300w\" sizes=\"(max-width: 477px) 100vw, 477px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, jumlah mol elektron yang terlibat untuk setiap\u00a05\u00a0mol\u00a0SnC\u21132\u00a0yang bereaksi adalah\u00a010\u00a0mol.<\/span><\/p>\n<h2><strong>Latihan Soal 4<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini beberapa senyawa alkohol:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Isobutil alkohol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2-metil 2-propanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2,3-dimetil 2-pentanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3-metil 2-pentanol<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Alkohol yang dapat dioksidasi oleh kalium permanganat dalam suasana asam adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">1 dan 4<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3 dan 4<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2 dan 3<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">1 dan 3<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2 dan 4<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: A<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Beberapa senyawa alkohol.<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Isobutil alkohol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2-metil 2-propanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">2,3-dimetil 2-pentanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3-metil 2-pentanol<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Ditanya: Alkohol yang dapat dioksidasi oleh kalium permanganat dalam suasana asam\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Alkohol yang dapat dioksidasi dengan kalium permanganat maupun kalium dikromat dalam suasana asam adalah alkohol primer dan sekunder.<\/span><\/p>\n<p><strong>Alkohol primer<\/strong><span style=\"font-weight: 400;\">\u00a0adalah senyawa alkohol yang gugus fungsinya (\u2013OH) terikat pada atom C primer (atom C yang mengikat satu atom C lain pada rantai karbon) atau atom C nomor 1.<\/span><\/p>\n<p><strong>Alkohol sekunder<\/strong><span style=\"font-weight: 400;\">\u00a0adalah senyawa alkohol yang gugus fungsinya (\u2013OH) terikat pada atom C sekunder (atom C yang mengikat 2 atom C lain pada rantai karbon).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gambar struktur senyawa alkohol sebagai berikut.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">1. Isobutil alkohol<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279823\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-10.png\" alt=\"\" width=\"422\" height=\"96\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-10.png 422w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-10-300x68.png 300w\" sizes=\"(max-width: 422px) 100vw, 422px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">2. 2-metil 2-propanol<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279822\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-11.png\" alt=\"\" width=\"538\" height=\"130\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-11.png 538w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-11-300x72.png 300w\" sizes=\"(max-width: 538px) 100vw, 538px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">3. 2,3-dimetil 2-pentanol<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279821\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-12.png\" alt=\"\" width=\"551\" height=\"135\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-12.png 551w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-12-300x74.png 300w\" sizes=\"(max-width: 551px) 100vw, 551px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">4. 3-metil 2-pentanol<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279820\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-13.png\" alt=\"\" width=\"448\" height=\"144\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-13.png 448w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-13-300x96.png 300w\" sizes=\"(max-width: 448px) 100vw, 448px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, alkohol yang dapat dioksidasi oleh kalium permanganat dalam suasana asam adalah 1 dan 4.<\/span><\/p>\n<h2><strong>Latihan Soal 5<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini harga\u00a0<\/span><em><span style=\"font-weight: 400;\">K<\/span><\/em><em><span style=\"font-weight: 400;\"><sub>s<\/sub>p<\/span><\/em><span style=\"font-weight: 400;\">\u00a0dari garam alkali tanah pada suhu\u00a025<sup>o<\/sup><\/span><span style=\"font-weight: 400;\">C.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279819\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-14.png\" alt=\"\" width=\"308\" height=\"189\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-14.png 308w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-14-300x184.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Pernyataan berikut ini yang tepat sesuai dengan tabel harga\u00a0<\/span><em><span style=\"font-weight: 400;\">K<\/span><\/em><sub><em><span style=\"font-weight: 400;\">sp<\/span><\/em><\/sub><span style=\"font-weight: 400;\">\u00a0di atas adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Jika ditambah dengan K<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">CrO<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">, garam SrCrO<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\"> akan mengendap lebih dahulu.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ion Sr<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dsn Ba<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> tidak dapat dipisahkan dengan penambahan Na<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">CrO<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ion Sr<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dsn Ba<\/span><sup><span style=\"font-weight: 400;\">2+\u00a0<\/span><\/sup><span style=\"font-weight: 400;\">dapat dipisahkan dengan penambahan H<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">C<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">O<\/span><sub><span style=\"font-weight: 400;\">4<\/span><\/sub><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ion Sr<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dsn Ba<\/span><sup><span style=\"font-weight: 400;\">2+\u00a0<\/span><\/sup>dapat dipisahkan dengan penambahan kalium kromat.<\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ion Sr<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dsn Ba<\/span><sup><span style=\"font-weight: 400;\">2+\u00a0<\/span><\/sup>dapat dipisahkan dengan penambahan Na<sub>2<\/sub>C<sub>2<\/sub>O<sub>4<\/sub>.<\/li>\n<\/ol>\n<p><strong>Jawaban: D<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui:\u00a0Harga\u00a0<em>K<\/em><em><sub>s<\/sub>p<\/em>\u00a0dari garam alkali tanah pada suhu\u00a025<sup>o<\/sup>C.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279818\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-15.png\" alt=\"\" width=\"322\" height=\"191\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-15.png 322w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-15-300x178.png 300w\" sizes=\"(max-width: 322px) 100vw, 322px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Pernyataan yang tepat sesuai tabel harga <\/span><em><span style=\"font-weight: 400;\">K<\/span><\/em><sub><em><span style=\"font-weight: 400;\">sp <\/span><\/em><\/sub><span style=\"font-weight: 400;\">tersebut =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279805\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-28.png\" alt=\"\" width=\"650\" height=\"311\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-28.png 650w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-28-300x144.png 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, pernyataan yang tepat adalah ion <\/span><span style=\"font-weight: 400;\">Sr<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dan Ba<\/span><sup><span style=\"font-weight: 400;\">2+<\/span><\/sup><span style=\"font-weight: 400;\"> dapat dipisahkan dengan penambahan kalium kromat.<\/span><\/p>\n<h2><strong>Latihan Soal 6<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Larutan penyangga asam dibuat dengan mencampurkan 50 mL C<\/span><sub><span style=\"font-weight: 400;\">6<\/span><\/sub><span style=\"font-weight: 400;\">H<\/span><sub><span style=\"font-weight: 400;\">5<\/span><\/sub><span style=\"font-weight: 400;\">COOH 0,6 M dengan 50 mL C<\/span><sub><span style=\"font-weight: 400;\">6<\/span><\/sub><span style=\"font-weight: 400;\">H<\/span><sub><span style=\"font-weight: 400;\">5<\/span><\/sub><span style=\"font-weight: 400;\">COONa 0,4 M. Kemudian ke dalam campuran tersebut ditambahkan 10 mmol larutan HCl. Jika diketahui\u00a0<\/span><em><span style=\"font-weight: 400;\">K<\/span><\/em><sub><em><span style=\"font-weight: 400;\">a <\/span><\/em><\/sub><span style=\"font-weight: 400;\">C<\/span><sub><span style=\"font-weight: 400;\">6<\/span><\/sub><span style=\"font-weight: 400;\">H<\/span><sub><span style=\"font-weight: 400;\">5<\/span><\/sub><span style=\"font-weight: 400;\">COOH = 6 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22125<\/span><\/sup><span style=\"font-weight: 400;\">, maka konsentrasi ion\u00a0H<\/span><sup><span style=\"font-weight: 400;\">+<\/span><\/sup><span style=\"font-weight: 400;\">\u00a0dari asam benzoat sebelum dicampur dengan natrium benzoat adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">6 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22123<\/span><\/sup><span style=\"font-weight: 400;\"> M<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">6 \u00d7 10<\/span><span style=\"font-weight: 400;\"><sup>\u22122<\/sup>\u00a0 <\/span><span style=\"font-weight: 400;\">M<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">8 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22123<\/span><\/sup><span style=\"font-weight: 400;\"> M<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22123<\/span><\/sup><span style=\"font-weight: 400;\"> M<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">3 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22122<\/span><\/sup><span style=\"font-weight: 400;\"> M<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: A<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279817\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-16.png\" alt=\"\" width=\"292\" height=\"104\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: [H<\/span><sup><span style=\"font-weight: 400;\">+<\/span><\/sup><span style=\"font-weight: 400;\">] dari asam benzoat (C<\/span><sub><span style=\"font-weight: 400;\">6<\/span><\/sub><span style=\"font-weight: 400;\">H<\/span><sub><span style=\"font-weight: 400;\">5<\/span><\/sub><span style=\"font-weight: 400;\">COOH) =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oleh karena asam benzoat merupakan asam lemah, maka\u00a0[H<\/span><sup><span style=\"font-weight: 400;\">+<\/span><\/sup><span style=\"font-weight: 400;\">]\u00a0dalam asam tersebut dapat dihitung dengan persamaan berikut.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279816\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-17.png\" alt=\"\" width=\"378\" height=\"108\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-17.png 378w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-17-300x86.png 300w\" sizes=\"(max-width: 378px) 100vw, 378px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, [H<\/span><sup><span style=\"font-weight: 400;\">+<\/span><\/sup><span style=\"font-weight: 400;\">] dari asam benzoat (C<\/span><sub><span style=\"font-weight: 400;\">6<\/span><\/sub><span style=\"font-weight: 400;\">H<\/span><sub><span style=\"font-weight: 400;\">5<\/span><\/sub><span style=\"font-weight: 400;\">COOH) adalah 6 \u00d7 10<\/span><sup><span style=\"font-weight: 400;\">\u22123<\/span><\/sup><span style=\"font-weight: 400;\"> M.<\/span><\/p>\n<h2><strong>Latihan Soal 7<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini kurva distribusi molekul Boltzman.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279815\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-18.png\" alt=\"\" width=\"337\" height=\"211\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-18.png 337w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-18-300x188.png 300w\" sizes=\"(max-width: 337px) 100vw, 337px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jika\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">1<\/span><\/em><\/sub><span style=\"font-weight: 400;\">\u00a0lebih rendah dari\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">2<\/span><\/em><\/sub><span style=\"font-weight: 400;\">,\u00a0pernyataan yang benar tentang kurva laju reaksi tersebut adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Perubahan suhu tidak memengaruhi laju reaksi.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Perubahan suhu dapat meningkatkan energi aktivasi.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Peningkatan suhu meningkatkan jumlah molekul yang memiliki energi kinetik lebih besar dari energi aktivasi.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pada suhu lebih tinggi, energi aktivasi molekul menjadi lebih rendah.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Peningkatan suhu dapat menurunkan jumlah tumbukan efektif antarmolekul.<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: C<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui: K<\/span><span style=\"font-weight: 400;\">urva distribusi molekul Boltzman.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279814\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-19.png\" alt=\"\" width=\"328\" height=\"203\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-19.png 328w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-19-300x186.png 300w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-19-326x203.png 326w\" sizes=\"(max-width: 328px) 100vw, 328px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Dengan\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">1<\/span><\/em><\/sub><span style=\"font-weight: 400;\">\u00a0lebih rendah dari\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">2<\/span><\/em><\/sub><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Pernyataan yang benar =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><strong>Kurva distribusi molekul Boltzmann<\/strong><span style=\"font-weight: 400;\"> menunjukkan hubungan perubahan suhu terhadap jumlah molekul yang bereaksi. Reaksi kimia terjadi karena adanya tumbukan antarmolekul. Molekul-molekul dapat saling bertumbukan karena memiliki energi kinetik. Tetapi tidak semua tumbukan antarmolekul dapat menghasilkan produk. Tumbukan yang menghasilkan produk (<\/span><strong>tumbukan efektif<\/strong><span style=\"font-weight: 400;\">) adalah tumbukan yang dihasilkan dari molekul-molekul yang memiliki energi kinetik lebih besar dari energi aktivasi.<\/span><\/p>\n<p><strong>Energi aktivasi<\/strong><span style=\"font-weight: 400;\">\u00a0adalah energi minimum yang dibutuhkan oleh molekul yang saling bertumbukan agar dapat bereaksi.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279813\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-20.png\" alt=\"\" width=\"340\" height=\"199\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-20.png 340w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-20-300x176.png 300w\" sizes=\"(max-width: 340px) 100vw, 340px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Kurva distribusi molekul Boltzmann menunjukkan jumlah molekul yang memiliki energi kinetik lebih tinggi dari energi aktivasi (sebelah kanan garis\u00a0Ea) pada\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><em><span style=\"font-weight: 400;\"><sub>1<\/sub>\u00a0<\/span><\/em><span style=\"font-weight: 400;\">lebih sedikit dari\u00a0<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">2<\/span><\/em><\/sub><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Pada suhu yang lebih tinggi (<\/span><em><span style=\"font-weight: 400;\">T<\/span><\/em><sub><em><span style=\"font-weight: 400;\">2<\/span><\/em><\/sub><span style=\"font-weight: 400;\">) energi kinetik molekul bertambah sehingga jumlah molekul yang memiliki energi kinetik lebih besar dari energi aktivasi meningkat. Hal ini menyebabkan molekul bergerak lebih cepat dan tumbukan efektif antarmolekul lebih sering terjadi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, pernyataan yang benar adalah peningkatan suhu meningkatkan jumlah molekul yang memiliki energi kinetik lebih besar dari energi aktivasi.<\/span><\/p>\n<h2><strong>Latihan Soal 8<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Berikut ini adalah siklus Born-Haber pembentukan\u00a01\u00a0mol ion\u00a0O<\/span><sup><span style=\"font-weight: 400;\">2\u2212<\/span><\/sup><sub><span style=\"font-weight: 400;\">(g)<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0dari molekul\u00a0O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">:<\/span><\/p>\n<p><span style=\"font-weight: 400;\"> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279812\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-21.png\" alt=\"\" width=\"577\" height=\"95\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-21.png 577w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-21-300x49.png 300w\" sizes=\"(max-width: 577px) 100vw, 577px\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400;\">Pernyataan berikut yang <\/span><em><span style=\"font-weight: 400;\">tidak<\/span><\/em><span style=\"font-weight: 400;\"> tepat berdasarkan siklus Born-Haber di atas adalah\u2026<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pengikatan elektron pertama pada atom oksigen lebih mudah daripada elektron kedua.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pengikatan elektron pertama pada atom oksigen disertai dengan pelepasan kalor sebesar 141 kJ.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pengikatan elektron kedua pada atom oksigen bersifat endoterm.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pada reaksi atomisasi molekul O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">, dibutuhkan kalor sebesar 249 kJ.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Reaksi atomisasi molekul O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\"> merupakan reaksi eksoterm.<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: E<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui: Siklus Born-Haber pembentukan\u00a01\u00a0mol ion\u00a0O<sup>2\u2212<\/sup><sub>(g)<\/sub>\u00a0dari molekul\u00a0O<sub>2<\/sub><\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279811\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-22.png\" alt=\"\" width=\"572\" height=\"86\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-22.png 572w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-22-300x45.png 300w\" sizes=\"(max-width: 572px) 100vw, 572px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Pernyataan yang tidak tepat =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Reaksi atomisasi molekul\u00a0O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0menjadi atom oksigen memiliki\u00a0\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">\u00a0yang bernilai positif (+249 kJ\/mol), sehingga reaksi atomisasi\u00a0O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0merupakan reaksi endoterm atau reaksi yang membutuhkan kalor. Dari harga\u00a0\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">\u00a0reaksi dapat disimpulkan setiap reaksi atomisasi 1 mol molekul\u00a0O<\/span><sub><span style=\"font-weight: 400;\">2<\/span><\/sub><span style=\"font-weight: 400;\">\u00a0dibutuhkan kalor sebesar 249 kJ.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pengikatan elektron pertama pada atom oksigen (reaksi:\u00a0O<\/span><sub><span style=\"font-weight: 400;\">(g)<\/span><\/sub><span style=\"font-weight: 400;\"> \u2192 O<\/span><sup><span style=\"font-weight: 400;\">\u2212<\/span><\/sup><sub><span style=\"font-weight: 400;\">(g)<\/span><\/sub><span style=\"font-weight: 400;\">) memiliki\u00a0\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">\u00a0yang bernilai negatif (-141 kJ\/mol), sehingga reaksi pengikatan elektron pertama pada atom O merupakan reaksi eksoterm atau reaksi yang melepaskan kalor. Dari harga\u00a0\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">\u00a0reaksi dapat disimpulkan pengikatan elektron pertama pada 1 mol atom O dilepaskan kalor sebesar 141 kJ.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pengikatan elektron kedua pada atom oksigen (reaksi:\u00a0O<\/span><sup><span style=\"font-weight: 400;\">\u2212<\/span><\/sup><sub><span style=\"font-weight: 400;\">(g)<\/span><\/sub><span style=\"font-weight: 400;\"> \u2192 O<\/span><sup><span style=\"font-weight: 400;\">2\u2212<\/span><\/sup><sub><span style=\"font-weight: 400;\">(g<\/span><\/sub><span style=\"font-weight: 400;\"><sub>)<\/sub>) memiliki\u00a0\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">\u00a0yang bernilai positif (+789 kJ\/mol), sehingga reaksi pengikatan elektron kedua pada atom O merupakan reaksi endoterm.<\/span><\/li>\n<li style=\"font-weight: 400;\"><strong>Afinitas elektron<\/strong><span style=\"font-weight: 400;\">\u00a0adalah sejumlah energi yang dilepas oleh atom ketika mengikat elektron. Afinitas elektron\u00a0(\u0394<\/span><em><span style=\"font-weight: 400;\">H<\/span><\/em><span style=\"font-weight: 400;\">)\u00a0dapat bernilai positif maupun negatif. Afinitas atom bernilai negatif menunjukkan bahwa atom tersebut lebih mudah mengikat elektron daripada atom yang memiliki afinitas elektron yang bernilai positif.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Jadi, pernyataan yang tidak benar adalah reaksi atomisasi molekul\u00a0O2\u00a0merupakan reaksi eksoterm.<\/span><\/p>\n<h2><strong>Latihan Soal 9<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Intan dan grafit memiliki unsur penyusun yang sama, yaitu karbon. Akan tetapi keduanya memiliki sifat yang berbeda. Intan berbentuk padat dan keras sedangkan grafit berbentuk padat tetapi rapuh. Perbedaan sifat tersebut disebabkan oleh&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Intan memiliki struktur atom karbon 3 dimensi yang berbentuk tetrahedral, sedangkan grafit berupa lapisan datar atom karbon berbentuk heksagonal.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Titik leleh grafit lebih rendah daripada titik leleh intan.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Pada intan, terdapat ikatan rangkap dua antaratom karbon, sedangkan pada grafit hanya terdapat ikatan tunggal.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Dalam molekul grafit dapat terjadi delokalisasi elektron.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Grafit memiliki struktur tetrahedral, sedangkan intan membentuk struktur oktahedral.<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: A<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui:<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\">Perbedaan sifat alotrop karbon: Intan berbentuk padat dan keras sedangkan grafit berbentuk padat tetapi rapuh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Penyebab dari perbedaan sifat tersebut =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Intan berbentuk padat dan keras karena memiliki struktur 3 dimensi berbentuk tetrahedral antaratom karbon. Struktur ini membentuk ikatan kovalen yang kuat, berikut gambar struktur intan.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279810\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-23.png\" alt=\"\" width=\"217\" height=\"216\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-23.png 217w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-23-150x150.png 150w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-23-200x200.png 200w\" sizes=\"(max-width: 217px) 100vw, 217px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Grafit berbentuk padat tetapi rapuh karena struktur atom karbon pada grafit berupa lapisan datar berbentuk heksagonal dan gaya ikat antarlapisan atom karbon tersebut lemah. Lapisan atom karbon mudah bergeser ketika ada energi yang mendesak lapisan tersebut. Akibat adanya pergeseran pada lapisan atom karbon, grafit menjadi rapuh dan mudah patah, berikut gambar struktur grafit.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279809\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-24.png\" alt=\"\" width=\"273\" height=\"216\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, penyebab adanya perbedaan sifat pada intan dan grafit adalah intan memiliki struktur atom karbon 3 dimensi yang berbentuk tetrahedral sedangkan grafit berupa lapisan datar atom karbon berbentuk heksagonal.<\/span><\/p>\n<h2><strong>Latihan Soal 10<\/strong><\/h2>\n<p><span style=\"font-weight: 400;\">Produk yang dihasilkan dari hidrolisis dari N-etilpropanamida dalam suasana asam adalah&#8230;<\/span><\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">asam etanoat dan propilamina<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">asam propanoat dan etilamina<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">amonia dan propanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">asam 2-amin propanoat dan etanol<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">asam etanoat dan etanol<\/span><\/li>\n<\/ol>\n<p><strong>Jawaban: B<\/strong><\/p>\n<p><strong>Pembahasan:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Diketahui: Reaksi hidrolisis N-etilpropanamida dalam suasana asam.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ditanya: Produk hasil reaksi hidrolisis =\u2026?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Penyelesaian:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Persamaan reaksi hidrolisis alkil amida dalam suasana asam adalah sebagai berikut.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279808\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-25.png\" alt=\"\" width=\"541\" height=\"106\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-25.png 541w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-25-300x59.png 300w\" sizes=\"(max-width: 541px) 100vw, 541px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Reaksi hidrolisis N-etilpropanamida dalam suasana asam:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279807\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-26.png\" alt=\"\" width=\"603\" height=\"71\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-26.png 603w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-26-300x35.png 300w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-26-600x71.png 600w\" sizes=\"(max-width: 603px) 100vw, 603px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Produk yang dihasilkan adalah sebagai berikut.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-279806\" src=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-27.png\" alt=\"\" width=\"347\" height=\"97\" srcset=\"https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-27.png 347w, https:\/\/quipperhome.wpcomstaging.com\/wp-content\/uploads\/2020\/02\/Latihan-Soal-UTBK-SBMPTN-Kimia-2020-27-300x84.png 300w\" sizes=\"(max-width: 347px) 100vw, 347px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Jadi, produk yang dihasilkan dari reaksi hidrolisis N-etilpropanamida dalam suasana asam adalah asam propanoat dan etilamina.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bagaimana Quipperian, apakah kamu sudah mulai paham mengerjakan Prediksi UTBK SBMPTN Kimia SAINTEK 2020 di atas? Agar pemahamanmu semakin terasah, sering-seringlah mengerjakan latihan soal. Ingat, selangkah lagi kamu akan memasuki PTN impian.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Untuk mendukung kesuksesanmu masuk PTN, Quipper Video hadir dengan Paket Intensif UTBK SBMPTN 2020. Semua kebutuhan sudah tersedia di dalamnya, mulai dari materi persiapan, materi pemantapan, latihan soal, bank soal, hingga pembahasan lengkapnya. Jadi, tunggu apalagi. <\/span><em><span style=\"font-weight: 400;\">Kuy<\/span><\/em><span style=\"font-weight: 400;\">, gabung Quipper Video sekarang!<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SBMPTN sebentar lagi, soal-soal harus segera dikuasai. Itulah sebabnya, Quipperian harus gercep alias gerak cepat. Nah, Bagi kamu yang saat ini masih bingung mencari&hellip;<\/p>\n","protected":false},"author":99400369,"featured_media":279804,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[679385273,679385209],"tags":[],"ppma_author":[679386827],"class_list":["post-279802","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sbmptn","category-soal-sbmptn"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Prediksi Soal UTBK Kimia 2020 - Quipper Blog<\/title>\n<meta name=\"description\" content=\"Quipperian, sedang mencari prediksi soal UTBK 2020 Kimia? 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