{"id":961,"date":"2025-06-30T22:51:01","date_gmt":"2025-06-30T17:21:01","guid":{"rendered":"https:\/\/jobfocus.in\/test\/?p=961"},"modified":"2025-06-30T22:51:04","modified_gmt":"2025-06-30T17:21:04","slug":"gre-chemistry-practice-test-1","status":"publish","type":"post","link":"https:\/\/www.jobfocus.in\/test\/gre\/gre-chemistry-practice-test-1\/","title":{"rendered":"GRE Chemistry Practice Test 1"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Online <strong>GRE Chemistry Practice Test 1<\/strong> for different Competitive Exams, Entrance Tests &amp; Job Interviews. Test yourself. Take various online tests and find out how well you score before appearing in your upcoming interviews and written tests.<\/p>\n\n\n\n<div id=\"instructionBox\">\n    <h2 style=\"text-align: center;color:#fe5555;\">Instructions<\/h2>\n    <p>Welcome to our <b style=\"color:#fe5555;\">FREE<\/b> online test. Beware of anyone asking for money to take this test.<\/p>\n    <p>Total questions: <b>20<\/b><\/p>\n    <p>Time limit: <b>30 minutes<\/b><\/p>\n    <p>Each question is worth 1 point, and there are no penalties for wrong answers.<\/p>\n    <p>DO NOT refresh the page.<\/p>\n    <p>Good luck!<\/p>\n    <center><button id=\"startButton\" onclick=\"startTest()\">Start Test<\/button><\/center>\n<\/div>\n\n<div id=\"timer\">Time remaining: <span id=\"time\">30:00<\/span><\/div>\n\n<form id=\"quizForm\">\n\n<div class=\"mcq-question\">\n    <b>1. Which of the following elements has the highest electronegativity?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q1\" value=\"0\"> Sodium<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q1\" value=\"0\"> Magnesium<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q1\" value=\"1\"> Fluorine<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q1\" value=\"0\"> Chlorine<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>2. Match the following compounds with their respective shapes:<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q2\" value=\"0\"> CO2 &#8211; Trigonal Planar<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q2\" value=\"1\"> H2O &#8211; Bent<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q2\" value=\"0\"> NH3 &#8211; Linear<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q2\" value=\"0\"> CH4 &#8211; Square Planar<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>3. A student performs a titration experiment using 0.1 M NaOH and an unknown weak acid. The pH at the equivalence point is found to be 8.7. What can be concluded about the acid?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q3\" value=\"0\"> It is a strong acid.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q3\" value=\"1\"> It is a weak acid.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q3\" value=\"0\"> The concentration of the acid is very high.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q3\" value=\"0\"> The NaOH was not standardized properly.<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>4. Arrange the following steps in the correct order for the synthesis of aspirin:<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q4\" value=\"0\"> Purification, Esterification, Neutralization<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q4\" value=\"1\"> Esterification, Neutralization, Purification<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q4\" value=\"0\"> Neutralization, Esterification, Purification<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q4\" value=\"0\"> Purification, Neutralization, Esterification<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>5. The process of _______ involves the movement of solvent molecules through a semipermeable membrane from a dilute solution to a concentrated one.<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q5\" value=\"0\"> Diffusion<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q5\" value=\"1\"> Osmosis<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q5\" value=\"0\"> Dialysis<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q5\" value=\"0\"> Effusion<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>6. Assertion (A): The rate of a chemical reaction doubles with every 10\u00b0C rise in temperature.<br>Reason (R): Increasing temperature increases the number of effective collisions.<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q6\" value=\"0\"> Both A and R are true, but R is not the correct explanation of A.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q6\" value=\"1\"> Both A and R are true, and R is the correct explanation of A.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q6\" value=\"0\"> A is true, but R is false.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q6\" value=\"0\"> A is false, but R is true.<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>7. Which of the following is NOT a characteristic of an ideal gas?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q7\" value=\"0\"> Particles are in random motion.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q7\" value=\"0\"> No intermolecular forces.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q7\" value=\"1\"> High density.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q7\" value=\"0\"> Elastic collisions.<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>8. In the reaction 2H2 + O2 \u2192 2H2O, if 4 moles of H2 react completely, how many moles of water are produced?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q8\" value=\"0\"> 1 mole<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q8\" value=\"0\"> 2 moles<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q8\" value=\"1\"> 4 moles<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q8\" value=\"0\"> 8 moles<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>9. Which spectroscopic technique is best suited for determining the functional groups in an organic compound?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q9\" value=\"0\"> NMR<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q9\" value=\"1\"> IR<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q9\" value=\"0\"> UV-Vis<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q9\" value=\"0\"> Mass Spectrometry<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>10. A buffer solution is prepared using acetic acid (CH3COOH) and sodium acetate (CH3COONa). What happens when a small amount of HCl is added to this buffer?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q10\" value=\"0\"> The pH increases sharply.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q10\" value=\"0\"> The pH decreases sharply.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q10\" value=\"1\"> The pH remains almost unchanged.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q10\" value=\"0\"> The solution becomes neutral.<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>11. In the periodic table, which group of elements are known as chalcogens?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q11\" value=\"0\"> Group 1<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q11\" value=\"1\"> Group 16<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q11\" value=\"0\"> Group 17<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q11\" value=\"0\"> Group 18<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>12. Match the following reagents with their primary use in organic synthesis:<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q12\" value=\"0\"> NaBH4 &#8211; Polymerization<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q12\" value=\"1\"> Grignard reagent &#8211; Carbon-carbon bond formation<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q12\" value=\"0\"> PCC &#8211; Protein digestion<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q12\" value=\"0\"> DCC &#8211; Redox titration<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>13. A chemist observes that a reaction proceeds 50% faster when the concentration of a reactant is doubled. What is the order of the reaction with respect to that reactant?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q13\" value=\"0\"> Zero order<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q13\" value=\"1\"> First order<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q13\" value=\"0\"> Second order<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q13\" value=\"0\"> Third order<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>14. Arrange the following in increasing order of bond dissociation energy: N\u2261N, O=O, F-F, Cl-Cl<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q14\" value=\"0\"> F-F < Cl-Cl < O=O < N\u2261N<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q14\" value=\"1\"> F-F < Cl-Cl < N\u2261N < O=O<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q14\" value=\"0\"> Cl-Cl < F-F < O=O < N\u2261N<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q14\" value=\"0\"> O=O < N\u2261N < F-F < Cl-Cl<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>15. The _______ rule states that electrons occupy degenerate orbitals singly before pairing.<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q15\" value=\"0\"> Pauli\u2019s exclusion<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q15\" value=\"1\"> Hund\u2019s<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q15\" value=\"0\"> Aufbau<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q15\" value=\"0\"> Heisenberg\u2019s<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>16. Assertion (A): Transition metals exhibit variable oxidation states.<br>Reason (R): They have partially filled d-orbitals.<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q16\" value=\"0\"> Both A and R are false.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q16\" value=\"1\"> Both A and R are true, and R explains A.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q16\" value=\"0\"> A is true, but R is false.<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q16\" value=\"0\"> A is false, but R is true.<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>17. Which of the following is NOT a colligative property?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q17\" value=\"0\"> Boiling point elevation<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q17\" value=\"0\"> Freezing point depression<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q17\" value=\"1\"> Surface tension<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q17\" value=\"0\"> Osmotic pressure<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>18. In NMR spectroscopy, the chemical shift of TMS (Tetramethylsilane) is set at:<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q18\" value=\"0\"> 10 ppm<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q18\" value=\"0\"> 1 ppm<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q18\" value=\"1\"> 0 ppm<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q18\" value=\"0\"> 5 ppm<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>19. A student observes that a blue solution turns colorless upon adding a reducing agent. Which ion is likely present in the solution?<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q19\" value=\"0\"> Na+<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q19\" value=\"1\"> Cu2+<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q19\" value=\"0\"> K+<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q19\" value=\"0\"> Ca2+<\/li>\n    <\/ol>\n<\/div>\n\n<div class=\"mcq-question\">\n    <b>20. The IUPAC name of the compound CH3-CH2-CO-CH3 is:<\/b>\n    <ol class=\"mcq-option\">\n        <li><input type=\"radio\" class=\"check-option\" name=\"q20\" value=\"0\"> Propanal<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q20\" value=\"1\"> Butanone<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q20\" value=\"0\"> Ethyl methyl ketone<\/li>\n        <li><input type=\"radio\" class=\"check-option\" name=\"q20\" value=\"0\"> 2-Butanol<\/li>\n    <\/ol>\n<\/div>\n\n    <button type=\"button\" id=\"submitButton\" onclick=\"submitQuiz()\">Submit<\/button>\n<\/form>\n\n<div id=\"countdown\">\n    <div class=\"result-box\" id=\"result\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Online GRE Chemistry Practice Test 1 for different Competitive Exams, Entrance Tests &amp; Job Interviews. Test yourself. Take various online [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[93],"tags":[96,95],"class_list":["post-961","post","type-post","status-publish","format-standard","hentry","category-gre","tag-gre-chemistry-practice-test","tag-gre-mock-test"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/posts\/961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/comments?post=961"}],"version-history":[{"count":3,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/posts\/961\/revisions"}],"predecessor-version":[{"id":964,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/posts\/961\/revisions\/964"}],"wp:attachment":[{"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/media?parent=961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/categories?post=961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jobfocus.in\/test\/wp-json\/wp\/v2\/tags?post=961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}