{"id":93441,"date":"2026-03-30T15:37:35","date_gmt":"2026-03-30T10:07:35","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=93441"},"modified":"2026-03-30T15:38:42","modified_gmt":"2026-03-30T10:08:42","slug":"chemistry-questions-asked-in-ssc-cgl","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/","title":{"rendered":"Important Chemistry Questions for SSC CGL Exam 2026, Attempt Live"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_77 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Download_SSC_CGL_Chemistry_Questions\" >Download SSC CGL Chemistry Questions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Practice_SSC_CGL_Chemistry_Questions_Live\" >Practice SSC CGL Chemistry Questions Live<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Sign_Up\" >Sign Up<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Login\" >Login<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" 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class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Forgot_Password-2\" >Forgot Password<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#i-2\" >&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Common_mistakes_aspirants_make_in_Chemistry_Questions_in_SSC_CGL_Exam\" >Common mistakes aspirants make in Chemistry Questions in SSC CGL Exam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#Tips_and_Tricks_to_Solve_Chemistry_Questions_in_SSC_CGL_Exam\" >Tips and Tricks to Solve Chemistry Questions in SSC CGL Exam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Chemistry is an important part of the General Science section in competitive exams like SSC CGL, SSC CHSL, and Railway exams. Usually, around 4\u20135 questions are asked from this subject, and with a basic understanding, aspirants can score well. In this blog, we\u2019ve included real exam-like Chemistry questions from previous SSC CGL exams to help you with your preparation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-download-ssc-cgl-chemistry-questions\"><span class=\"ez-toc-section\" id=\"Download_SSC_CGL_Chemistry_Questions\"><\/span><strong>Download SSC CGL Chemistry Questions<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>You can download the SSC CGL Chemistry<strong> <\/strong>Questions PDF from the link given below. The PDF includes important Chemistry questions with answers for effective practice and quick revision. These questions are highly useful for <span style=\"color: #000000;\"><a href=\"https:\/\/www.oliveboard.in\/ssc-exams\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\">SSC<\/a>,\u00a0<a href=\"https:\/\/www.oliveboard.in\/railway-exams\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\">Railways<\/a><\/span>, and other competitive exams. Download the free PDF and strengthen your preparation anytime, anywhere.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/chemistry-questions-asked-in-ssc-cgl-pdf\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\">Download SSC CGL Chemistry Questions<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practice-ssc-cgl-chemistry-questions-live\"><span class=\"ez-toc-section\" id=\"Practice_SSC_CGL_Chemistry_Questions_Live\"><\/span><strong>Practice SSC CGL Chemistry Questions Live<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Here you will find important Chemistry questions based on SSC CGL and <a href=\"https:\/\/www.oliveboard.in\/upcoming-government-exams\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\">other government exam<\/a> trends. These questions will help you revise key topics like chemical reactions, acids &amp; bases, metals &amp; non-metals, organic chemistry, and environmental chemistry for upcoming exams.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"UTF-8\">\n<link rel=\"stylesheet\" href=\"https:\/\/courses.oliveboard.in\/edge\/css\/login-modal-for-blog.css\">\n\n<style>\n#quiz-1-sticky-header {\n  position: sticky;\n  top: 0;\n  z-index: 100;\n  background: #1565c0;\n  color: #fff;\n  padding: 12px 20px;\n  border-radius: 10px 10px 0 0;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  font-size: 16px;\n  font-weight: bold;\n  box-shadow: 0 2px 8px rgba(0,0,0,0.2);\n  margin: -20px -20px 20px -20px;\n}\n\n#quiz-1-score-badge {\n  background: rgba(255,255,255,0.2);\n  padding: 4px 12px;\n  border-radius: 20px;\n  font-size: 15px;\n  white-space: nowrap;\n}\n#quiz-1 * { box-sizing: border-box; }\n\n#quiz-1 .quiz-container {\n  max-width: 700px;\n  margin: auto;\n  padding: 20px;\n  background: #fff;\n  border-radius: 14px;\n  box-shadow: 0 6px 16px rgba(0,0,0,0.12);\n}\n\n#quiz-1 h2 {\n  text-align: center;\n}\n\n#quiz-1 .question {\n  margin-bottom: 22px;\n}\n\n#quiz-1 .question p {\n  font-weight: bold;\n}\n\n#quiz-1 button {\n  width: 100%;\n  padding: 12px;\n  margin: 6px 0;\n  border: none;\n  border-radius: 6px;\n  background: #e0e0e0;\n  color: #000;\n  font-size: 16px;\n  cursor: pointer;\n}\n\n#quiz-1 button:hover {\n  background: #d5d5d5;\n}\n\n#quiz-1 button.correct {\n  background: #4caf50;\n  color: #000;\n}\n\n#quiz-1 button.wrong {\n  background: #f44336;\n  color: #000;\n}\n\n#quiz-1 button.locked {\n  pointer-events: none;\n}\n\n\/* SUMMARY *\/\n#quiz-1 .final-summary {\n  margin-top: 40px;\n  padding: 20px;\n  border-radius: 14px;\n  background: #fafafa;\n  border: 2px solid #4caf50;\n}\n\n#quiz-1 .final-summary h3 {\n  text-align: center;\n  margin-bottom: 20px;\n}\n\n#quiz-1 .summary-row {\n  display: grid;\n  grid-template-columns: 120px 1fr 40px;\n  gap: 10px;\n  align-items: center;\n  margin-bottom: 12px;\n  font-weight: bold;\n}\n\n#quiz-1 .summary-bar {\n  height: 14px;\n  background: #ddd;\n  border-radius: 10px;\n  overflow: hidden;\n}\n\n#quiz-1 .bar-fill {\n  height: 100%;\n  width: 0%;\n}\n\n#quiz-1 .bar-attempted { background: #2196f3; }\n#quiz-1 .bar-correct { background: #4caf50; }\n#quiz-1 .bar-wrong { background: #f44336; }\n#quiz-1 .bar-unattempted { background: #9e9e9e; width: 100%; }\n\n#quiz-1 .final-score {\n  text-align: center;\n  font-size: 22px;\n  margin-top: 20px;\n}\n\n#quiz-1 .score-value {\n  font-size: 30px;\n  margin-left: 8px;\n}\n<\/style>\n<\/head>\n\n<body>\n<div id=\"quiz-1\">\n  <div class=\"quiz-container\">\n<div id=\"quiz-1-sticky-header\">\n  <span> SSC CGL Chemistry Questions Live <\/span>\n  <span id=\"quiz-1-score-badge\">Score: <strong id=\"quiz-1-score-value\">0.00<\/strong><\/span>\n<\/div>\n\n    <!-- QUESTIONS -->\n\n<div class=\"question\" data-answered=\"false\">\n  <p>1. The chemical formula of quicklime is:<\/p>\n  <button data-correct=\"false\">a) Ca(OH)\u2082<\/button>\n  <button data-correct=\"false\">b) CaCO\u2083<\/button>\n  <button data-correct=\"true\">c) CaO<\/button>\n  <button data-correct=\"false\">d) CaCl\u2082<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>2. Which gas is released when hydrochloric acid reacts with sodium bicarbonate?<\/p>\n  <button data-correct=\"true\">a) CO\u2082<\/button>\n  <button data-correct=\"false\">b) H\u2082<\/button>\n  <button data-correct=\"false\">c) O\u2082<\/button>\n  <button data-correct=\"false\">d) Cl\u2082<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>3. Which metal is stored in kerosene to prevent its reaction with air?<\/p>\n  <button data-correct=\"true\">a) Sodium<\/button>\n  <button data-correct=\"false\">b) Iron<\/button>\n  <button data-correct=\"false\">c) Calcium<\/button>\n  <button data-correct=\"false\">d) Zinc<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>4. Which one of the following is used as a common antiseptic in households?<\/p>\n  <button data-correct=\"false\">a) Sodium chloride<\/button>\n  <button data-correct=\"false\">b) Potassium iodide<\/button>\n  <button data-correct=\"true\">c) Iodine<\/button>\n  <button data-correct=\"false\">d) Sodium carbonate<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>5. Which acid is used in car batteries?<\/p>\n  <button data-correct=\"false\">a) Nitric acid<\/button>\n  <button data-correct=\"false\">b) Hydrochloric acid<\/button>\n  <button data-correct=\"true\">c) Sulphuric acid<\/button>\n  <button data-correct=\"false\">d) Acetic acid<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>6. The chemical formula of washing soda is:<\/p>\n  <button data-correct=\"true\">a) Na\u2082CO\u2083\u00b710H\u2082O<\/button>\n  <button data-correct=\"false\">b) NaHCO\u2083<\/button>\n  <button data-correct=\"false\">c) NaCl<\/button>\n  <button data-correct=\"false\">d) NaOH<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>7. Which gas turns lime water milky?<\/p>\n  <button data-correct=\"false\">a) Oxygen<\/button>\n  <button data-correct=\"true\">b) Carbon dioxide<\/button>\n  <button data-correct=\"false\">c) Nitrogen<\/button>\n  <button data-correct=\"false\">d) Hydrogen<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>8. What is the pH of a neutral solution?<\/p>\n  <button data-correct=\"false\">a) 0<\/button>\n  <button data-correct=\"false\">b) 5<\/button>\n  <button data-correct=\"true\">c) 7<\/button>\n  <button data-correct=\"false\">d) 10<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>9. Which among the following is used in the preservation of food?<\/p>\n  <button data-correct=\"false\">a) Sodium chloride<\/button>\n  <button data-correct=\"true\">b) Sodium benzoate<\/button>\n  <button data-correct=\"false\">c) Sodium hydroxide<\/button>\n  <button data-correct=\"false\">d) Sodium carbonate<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>10. Which one of the following is a noble gas?<\/p>\n  <button data-correct=\"false\">a) Nitrogen<\/button>\n  <button data-correct=\"false\">b) Oxygen<\/button>\n  <button data-correct=\"true\">c) Argon<\/button>\n  <button data-correct=\"false\">d) Hydrogen<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>11. The basic unit of a polymer is called:<\/p>\n  <button data-correct=\"true\">a) Monomer<\/button>\n  <button data-correct=\"false\">b) Atom<\/button>\n  <button data-correct=\"false\">c) Ion<\/button>\n  <button data-correct=\"false\">d) Molecule<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>12. Which vitamin is synthesized from cholesterol?<\/p>\n  <button data-correct=\"false\">a) Vitamin A<\/button>\n  <button data-correct=\"false\">b) Vitamin B<\/button>\n  <button data-correct=\"true\">c) Vitamin D<\/button>\n  <button data-correct=\"false\">d) Vitamin K<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>13. Which gas is used for artificial ripening of fruits?<\/p>\n  <button data-correct=\"false\">a) Oxygen<\/button>\n  <button data-correct=\"false\">b) Carbon dioxide<\/button>\n  <button data-correct=\"true\">c) Acetylene<\/button>\n  <button data-correct=\"false\">d) Nitrogen<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>14. Which acid is present in vinegar?<\/p>\n  <button data-correct=\"true\">a) Acetic acid<\/button>\n  <button data-correct=\"false\">b) Citric acid<\/button>\n  <button data-correct=\"false\">c) Oxalic acid<\/button>\n  <button data-correct=\"false\">d) Formic acid<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>15. Which of the following is used as a refrigerant in refrigerators?<\/p>\n  <button data-correct=\"true\">a) Ammonia<\/button>\n  <button data-correct=\"false\">b) Methane<\/button>\n  <button data-correct=\"false\">c) Carbon monoxide<\/button>\n  <button data-correct=\"false\">d) Ethylene<\/button>\n<\/div>\n\n    <!-- FINAL SUMMARY -->\n    <div class=\"final-summary\">\n      <h3>Quiz Summary <\/h3>\n\n      <div class=\"summary-row\">\n        <span>Attempted<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-attempted\" data-summary=\"attempted\"><\/div><\/div>\n        <span data-count=\"attempted\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Correct<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-correct\" data-summary=\"correct\"><\/div><\/div>\n        <span data-count=\"correct\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Wrong<\/span>\n        <div 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Technology Current Affairs<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practice-ssc-cgl-chemistry-questions-set-2\"><span class=\"ez-toc-section\" id=\"Practice_SSC_CGL_Chemistry_Questions_Set_2\"><\/span><span style=\"color: #000000;\">Practice <span style=\"color: #000000;\"><strong>SSC CGL Chemistry Questions<\/strong> (Set 2)<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Below are some more <span style=\"color: #000000;\"><span style=\"color: #000000;\">SSC CGL Chemistry Questions <\/span><\/span>for practice:<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"UTF-8\">\n<link rel=\"stylesheet\" href=\"https:\/\/courses.oliveboard.in\/edge\/css\/login-modal-for-blog.css\">\n\n<style>\n#quiz-2-sticky-header {\n  position: sticky;\n  top: 0;\n  z-index: 100;\n  background: #1565c0;\n  color: #fff;\n  padding: 12px 20px;\n  border-radius: 10px 10px 0 0;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  font-size: 16px;\n  font-weight: bold;\n  box-shadow: 0 2px 8px rgba(0,0,0,0.2);\n  margin: -20px -20px 20px -20px;\n}\n\n#quiz-2-score-badge {\n  background: rgba(255,255,255,0.2);\n  padding: 4px 12px;\n  border-radius: 20px;\n  font-size: 15px;\n  white-space: nowrap;\n}\n#quiz-2 * { box-sizing: border-box; }\n\n#quiz-2 .quiz-container {\n  max-width: 700px;\n  margin: auto;\n  padding: 20px;\n  background: #fff;\n  border-radius: 14px;\n  box-shadow: 0 6px 16px rgba(0,0,0,0.12);\n}\n\n#quiz-2 h2 {\n  text-align: center;\n}\n\n#quiz-2 .question {\n  margin-bottom: 22px;\n}\n\n#quiz-2 .question p {\n  font-weight: bold;\n}\n\n#quiz-2 button {\n  width: 100%;\n  padding: 12px;\n  margin: 6px 0;\n  border: none;\n  border-radius: 6px;\n  background: #e0e0e0;\n  color: #000;\n  font-size: 16px;\n  cursor: pointer;\n}\n\n#quiz-2 button:hover {\n  background: #d5d5d5;\n}\n\n#quiz-2 button.correct {\n  background: #4caf50;\n  color: #000;\n}\n\n#quiz-2 button.wrong {\n  background: #f44336;\n  color: #000;\n}\n\n#quiz-2 button.locked {\n  pointer-events: none;\n}\n\n\/* SUMMARY *\/\n#quiz-2 .final-summary {\n  margin-top: 40px;\n  padding: 20px;\n  border-radius: 14px;\n  background: #fafafa;\n  border: 2px solid #4caf50;\n}\n\n#quiz-2 .final-summary h3 {\n  text-align: center;\n  margin-bottom: 20px;\n}\n\n#quiz-2 .summary-row {\n  display: grid;\n  grid-template-columns: 120px 1fr 40px;\n  gap: 10px;\n  align-items: center;\n  margin-bottom: 12px;\n  font-weight: bold;\n}\n\n#quiz-2 .summary-bar {\n  height: 14px;\n  background: #ddd;\n  border-radius: 10px;\n  overflow: hidden;\n}\n\n#quiz-2 .bar-fill {\n  height: 100%;\n  width: 0%;\n}\n\n#quiz-2 .bar-attempted { background: #2196f3; }\n#quiz-2 .bar-correct { background: #4caf50; }\n#quiz-2 .bar-wrong { background: #f44336; }\n#quiz-2 .bar-unattempted { background: #9e9e9e; width: 100%; }\n\n#quiz-2 .final-score {\n  text-align: center;\n  font-size: 22px;\n  margin-top: 20px;\n}\n\n#quiz-2 .score-value {\n  font-size: 30px;\n  margin-left: 8px;\n}\n<\/style>\n<\/head>\n\n<body>\n<div id=\"quiz-2\">\n  <div class=\"quiz-container\">\n<div id=\"quiz-2-sticky-header\">\n  <span> SSC CGL Chemistry Questions <\/span>\n  <span id=\"quiz-2-score-badge\">Score: <strong id=\"quiz-2-score-value\">0.00<\/strong><\/span>\n<\/div>\n\n    <!-- QUESTIONS -->\n\n<div class=\"question\" data-answered=\"false\">\n  <p>1. Which of the following is responsible for the depletion of the ozone layer?<\/p>\n  <button data-correct=\"false\">a) Carbon dioxide<\/button>\n  <button data-correct=\"true\">b) Chlorofluorocarbons<\/button>\n  <button data-correct=\"false\">c) Methane<\/button>\n  <button data-correct=\"false\">d) Sulphur dioxide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>2. Which of the following is an example of a greenhouse gas?<\/p>\n  <button data-correct=\"false\">a) Hydrogen<\/button>\n  <button data-correct=\"true\">b) Carbon dioxide<\/button>\n  <button data-correct=\"false\">c) Nitrogen<\/button>\n  <button data-correct=\"false\">d) Argon<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>3. What is the chemical name of Plaster of Paris?<\/p>\n  <button data-correct=\"false\">a) Calcium carbonate<\/button>\n  <button data-correct=\"true\">b) Calcium sulphate hemihydrate<\/button>\n  <button data-correct=\"false\">c) Calcium sulphate dihydrate<\/button>\n  <button data-correct=\"false\">d) Calcium oxide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>4. Which compound is added to LPG to detect leakage by smell?<\/p>\n  <button data-correct=\"false\">a) Methane<\/button>\n  <button data-correct=\"true\">b) Ethyl Mercaptan<\/button>\n  <button data-correct=\"false\">c) Ammonia<\/button>\n  <button data-correct=\"false\">d) Hydrogen sulphide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>5. Which chemical is used to remove hardness of water in water purifiers?<\/p>\n  <button data-correct=\"false\">a) Sodium chloride<\/button>\n  <button data-correct=\"true\">b) Sodium carbonate<\/button>\n  <button data-correct=\"false\">c) Calcium carbonate<\/button>\n  <button data-correct=\"false\">d) Potassium nitrate<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>6. Which metal is used in making thermometers?<\/p>\n  <button data-correct=\"false\">a) Lead<\/button>\n  <button data-correct=\"true\">b) Mercury<\/button>\n  <button data-correct=\"false\">c) Zinc<\/button>\n  <button data-correct=\"false\">d) Iron<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>7. The rusting of iron is an example of:<\/p>\n  <button data-correct=\"false\">a) Physical change<\/button>\n  <button data-correct=\"true\">b) Chemical change<\/button>\n  <button data-correct=\"false\">c) Reversible change<\/button>\n  <button data-correct=\"false\">d) Displacement reaction<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>8. What is formed when an acid reacts with a base?<\/p>\n  <button data-correct=\"true\">a) Salt and water<\/button>\n  <button data-correct=\"false\">b) Hydrogen gas<\/button>\n  <button data-correct=\"false\">c) Oxygen gas<\/button>\n  <button data-correct=\"false\">d) Carbon dioxide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>9. Which of the following is used in fire extinguishers?<\/p>\n  <button data-correct=\"false\">a) Nitrogen<\/button>\n  <button data-correct=\"false\">b) Hydrogen<\/button>\n  <button data-correct=\"true\">c) Carbon dioxide<\/button>\n  <button data-correct=\"false\">d) Oxygen<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>10. Bleaching powder is chemically known as:<\/p>\n  <button data-correct=\"false\">a) Sodium hypochlorite<\/button>\n  <button data-correct=\"true\">b) Calcium hypochlorite<\/button>\n  <button data-correct=\"false\">c) Calcium carbonate<\/button>\n  <button data-correct=\"false\">d) Calcium oxide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>11. Which of the following is a synthetic indicator?<\/p>\n  <button data-correct=\"false\">a) Litmus<\/button>\n  <button data-correct=\"true\">b) Methyl orange<\/button>\n  <button data-correct=\"false\">c) Turmeric<\/button>\n  <button data-correct=\"false\">d) China rose<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>12. Which metal is used for galvanisation?<\/p>\n  <button data-correct=\"true\">a) Zinc<\/button>\n  <button data-correct=\"false\">b) Copper<\/button>\n  <button data-correct=\"false\">c) Silver<\/button>\n  <button data-correct=\"false\">d) Tin<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>13. Which compound is commonly used as a preservative in pickles?<\/p>\n  <button data-correct=\"false\">a) Sodium bicarbonate<\/button>\n  <button data-correct=\"false\">b) Citric acid<\/button>\n  <button data-correct=\"true\">c) Acetic acid<\/button>\n  <button data-correct=\"false\">d) Sodium nitrate<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>14. Which gas is known as laughing gas?<\/p>\n  <button data-correct=\"true\">a) Nitrous oxide<\/button>\n  <button data-correct=\"false\">b) Carbon monoxide<\/button>\n  <button data-correct=\"false\">c) Methane<\/button>\n  <button data-correct=\"false\">d) Hydrogen sulphide<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>15. The chemical name of bleaching powder is:<\/p>\n  <button data-correct=\"false\">a) Calcium carbonate<\/button>\n  <button data-correct=\"true\">b) Calcium oxychloride<\/button>\n  <button data-correct=\"false\">c) Sodium carbonate<\/button>\n  <button data-correct=\"false\">d) Sodium hydroxide<\/button>\n<\/div>\n\n    <!-- FINAL SUMMARY -->\n    <div class=\"final-summary\">\n      <h3>Quiz Summary <\/h3>\n\n      <div class=\"summary-row\">\n        <span>Attempted<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-attempted\" data-summary=\"attempted\"><\/div><\/div>\n        <span data-count=\"attempted\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Correct<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-correct\" data-summary=\"correct\"><\/div><\/div>\n        <span data-count=\"correct\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Wrong<\/span>\n        <div 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Here&#8217;s what commonly goes wrong:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Confusing similar-sounding chemical names (like Sodium carbonate vs. Sodium bicarbonate)<\/li>\n\n\n\n<li>Ignoring basic properties (like acidic vs. basic nature)<\/li>\n\n\n\n<li>Not revising formulas and common compounds regularly<\/li>\n\n\n\n<li>Guessing without proper logic, especially in questions based on common salt, acids, bases, or metals<\/li>\n\n\n\n<li>Skipping NCERT-level topics, assuming they&#8217;re too basic (but most questions are from these only)<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-cgl-mock-test\/?ref=contan-phqc\" target=\"_blank\" rel=\"noreferrer noopener\">Attempt Free SSC CGL Mock Tests<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-tips-and-tricks-to-solve-chemistry-questions-in-ssc-cgl-exam\"><span class=\"ez-toc-section\" id=\"Tips_and_Tricks_to_Solve_Chemistry_Questions_in_SSC_CGL_Exam\"><\/span>Tips and Tricks to Solve Chemistry Questions in SSC CGL Exam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Chemistry in<a href=\"https:\/\/www.oliveboard.in\/ssc-cgl\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\"> SSC CGL<\/a> is mostly theory-based and fact-oriented. A few smart strategies can help you score better with less effort:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Revise NCERTs from Class 6 to 10<\/strong>: Most questions are based on basic school-level concepts.<\/li>\n\n\n\n<li><strong>Make short notes<\/strong>: Create flashcards or quick notes for chemical names, formulas, and common reactions.<\/li>\n\n\n\n<li><strong>Remember common names and chemical names<\/strong>: Like baking soda (Sodium bicarbonate), common salt (Sodium chloride), etc.<\/li>\n\n\n\n<li><strong>Focus on factual areas<\/strong>: Study acids, bases, salts, alloys, daily-use chemicals, fertilizers, and polymers.<\/li>\n\n\n\n<li><strong>Use mnemonics<\/strong>: Make memory tricks for periodic table elements, common acids, and important metals.<\/li>\n\n\n\n<li><strong>Don\u2019t overcomplicate<\/strong>: Most questions are direct. Stick to the basic definitions and applications.<\/li>\n\n\n\n<li><strong>Attempt mocks and previous year papers<\/strong>: You&#8217;ll know what kind of chemistry questions SSC actually asks.<\/li>\n\n\n\n<li><strong>Revise chemical properties and their uses<\/strong>: For example, Hydrogen Peroxide in mouthwash, Caustic Potash as Potassium Hydroxide.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-1-pyps\/?ref=contmk-blog-ccq\" target=\"_blank\" rel=\"noreferrer noopener\">download SSC CGL Previous year papers for free<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1751619332581\"><strong class=\"schema-faq-question\">Q1. How many Chemistry questions are asked in SSC CGL Tier 1?<\/strong> <p class=\"schema-faq-answer\">Ans. Around 4\u20135 Chemistry questions are asked in Tier 1.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751620493297\"><strong class=\"schema-faq-question\">Q2. What is the level of Chemistry questions in SSC CGL?<\/strong> <p class=\"schema-faq-answer\">Ans. Most questions are based on NCERT Class 6 to 10 concepts.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751620504800\"><strong class=\"schema-faq-question\">Q3. Which topics are important in SSC CGL Chemistry?<\/strong> <p class=\"schema-faq-answer\">Ans. Focus on acids, bases, salts, metals, alloys, and common compounds.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751620519391\"><strong class=\"schema-faq-question\">Q4. Which book is best for Chemistry?<\/strong> <p class=\"schema-faq-answer\">Ans. NCERTs up to Class 10 and previous year question papers are most useful.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751620533192\"><strong class=\"schema-faq-question\">Q5. How to improve Chemistry score?<\/strong> <p class=\"schema-faq-answer\">Ans. Revise short notes, attempt mocks, and focus on factual questions.<\/p> <\/div> <\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-1-pyps\/\">SSC CGL 2025 Tier 1 Question Papers, Shift-Wise PYPs, Download PDFs<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-quiz\/\">SSC CGL Quiz 2026, Solve Now &amp; Download PDF Online<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-je-eligibility-check-tool\/\">Are You Eligible for SSC JE 2026? 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Check with FREE Live Tool<\/a><\/li>\n<\/ul>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>Chemistry is an important part of the General Science section in competitive exams like SSC CGL, SSC CHSL, and Railway<\/p>\n","protected":false},"author":66,"featured_media":240959,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5217,63],"tags":[],"class_list":["post-93441","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ssc-prep","category-ssc-exams","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.6 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Important Chemistry Questions for SSC CGL Exam 2026, Attempt Live<\/title>\n<meta name=\"description\" content=\"Practice important Chemistry questions for SSC CGL 2026 with expert tips, tricks, and common mistakes to avoid. 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I focus on creating blogs, articles, and educational content that\u2019s simple, clear, and saves time for readers. I believe in writing that adds real value without overcomplicating things. I also have strong knowledge of banking and government exams, which helps me create content that is both accurate and easy to understand. With experience and consistency, I aim to make preparation smoother for every learner."},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751619332581","position":1,"url":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751619332581","name":"Q1. How many Chemistry questions are asked in SSC CGL Tier 1?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Ans. Around 4\u20135 Chemistry questions are asked in Tier 1.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620493297","position":2,"url":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620493297","name":"Q2. What is the level of Chemistry questions in SSC CGL?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Ans. Most questions are based on NCERT Class 6 to 10 concepts.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620504800","position":3,"url":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620504800","name":"Q3. Which topics are important in SSC CGL Chemistry?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Ans. Focus on acids, bases, salts, metals, alloys, and common compounds.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620519391","position":4,"url":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620519391","name":"Q4. Which book is best for Chemistry?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Ans. NCERTs up to Class 10 and previous year question papers are most useful.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620533192","position":5,"url":"https:\/\/www.oliveboard.in\/blog\/chemistry-questions-asked-in-ssc-cgl\/#faq-question-1751620533192","name":"Q5. How to improve Chemistry score?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Ans. Revise short notes, attempt mocks, and focus on factual questions.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/93441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/users\/66"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/comments?post=93441"}],"version-history":[{"count":8,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/93441\/revisions"}],"predecessor-version":[{"id":240958,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/93441\/revisions\/240958"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media\/240959"}],"wp:attachment":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media?parent=93441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/categories?post=93441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/tags?post=93441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}