{"id":92919,"date":"2025-07-02T17:50:24","date_gmt":"2025-07-02T12:20:24","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=92919"},"modified":"2025-07-02T17:50:25","modified_gmt":"2025-07-02T12:20:25","slug":"ssc-chsl-previous-year-chemistry-questions","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/ssc-chsl-previous-year-chemistry-questions\/","title":{"rendered":"SSC CHSL Previous Year Chemistry Questions, Solve PYQs"},"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\/ssc-chsl-previous-year-chemistry-questions\/#Common_Mistakes_Students_Make_in_Chemistry_Questions_During_SSC_CHSL_Exam\" >Common Mistakes Students Make in Chemistry Questions During SSC CHSL Exam<\/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\/ssc-chsl-previous-year-chemistry-questions\/#Tips_and_Tricks_to_Solve_Chemistry_Questions_in_SSC_CHSL\" >Tips and Tricks to Solve Chemistry Questions in SSC CHSL<\/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\/ssc-chsl-previous-year-chemistry-questions\/#SSC_CHSL_Chemistry_Questions\" >SSC CHSL Chemistry Questions<\/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\/ssc-chsl-previous-year-chemistry-questions\/#SSC_CHSL_Chemistry_Questions-_FAQs\" >SSC CHSL Chemistry Questions- FAQs<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><strong>SSC CHSL Previous Year Chemistry Questions:<\/strong> Chemistry is an important part of the General Science section in competitive exams like SSC CHSL, <a href=\"https:\/\/www.oliveboard.in\/ssc-cgl\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL<\/a>, and Railway exams. In the SSC CHSL Tier 1 exam, around 4\u20135 questions are usually asked from General Science, including Chemistry. With consistent practice and familiarity with the type of questions asked in previous years, aspirants can easily score well in this section. In this blog, we have compiled SSC CHSL Previous Year Chemistry Questions to help you prepare effectively for the upcoming exam.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link\" href=\"https:\/\/www.oliveboard.in\/ssc-chsl-mock-test\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">Attempt Free SSC CHSL Mock Tests 2025<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Mistakes_Students_Make_in_Chemistry_Questions_During_SSC_CHSL_Exam\"><\/span>Common Mistakes Students Make in Chemistry Questions During SSC CHSL Exam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Many students lose marks in Chemistry not because they don\u2019t know the answers, but due to small mistakes. Below are the most common errors candidates make while attempting Chemistry questions in the exam:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Not revising basic concepts and definitions properly<\/li><li>Confusing similar sounding terms (e.g., acids vs. bases)<\/li><li>Ignoring NCERT-level facts and directly jumping to tough topics<\/li><li>Guessing without logic in factual questions<\/li><li>Forgetting periodic table trends and element groups<\/li><li>Not reading all options carefully before answering<\/li><li>Misinterpreting simple questions due to exam pressure<\/li><\/ul>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link\" href=\"https:\/\/www.oliveboard.in\/ssc-chsl\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">Check SSC CHSL Online Courses<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tips_and_Tricks_to_Solve_Chemistry_Questions_in_SSC_CHSL\"><\/span>Tips and Tricks to Solve Chemistry Questions in SSC CHSL<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>To score well in the Chemistry section of SSC CHSL, you need more than just memorization. Here are some tips and tricks to help you prepare smarter and solve questions faster in the exam:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Focus on NCERT Class 6\u201310 Chemistry basics<\/li><li>Revise the periodic table and element groups regularly<\/li><li>Learn common acids, bases, and their uses in daily life<\/li><li>Remember metal and non-metal properties through examples<\/li><li>Practice previous year questions to spot repeated topics<\/li><li>Use flashcards for formulas, symbols, and chemical names<\/li><li>Avoid last-minute cramming do short, daily revisions<\/li><\/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\" href=\"https:\/\/www.oliveboard.in\/ssc-chsl-previous-year-papers\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">download SSC CHSL Previous year papers for free<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SSC_CHSL_Chemistry_Questions\"><\/span>SSC CHSL Chemistry Questions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Chemistry plays an important role in the <a href=\"https:\/\/www.oliveboard.in\/ssc-chsl-notification\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CHSL exam<\/a>, especially in the General Awareness section. Practicing Chemistry questions helps you remember key facts, formulas, and everyday science concepts. Solve these 30 important questions before your real exam to improve your confidence and accuracy.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Which element is used in vulcanizing rubber?<br>(1) Silicon<br>(2) Bromine<br>(3) Sulphur<br>(4) Phosphorus<br>(5) Fluorine<br>Answer \u2013 (3)<br>Explanation \u2013 Sulphur forms cross-links in rubber during vulcanization.<\/li><li>Which gas contributes to stratospheric ozone depletion?<br>(1) CO\u2082<br>(2) CHCl\u2082F<br>(3) N\u2082O<br>(4) SO\u2082<br>(5) NH\u2083<br>Answer \u2013 (2)<br>Explanation \u2013 CHCl\u2082F (a CFC) releases Cl radicals that destroy ozone.<\/li><li>Which noble gas is used in cancer radiotherapy?<br>(1) Helium<br>(2) Neon<br>(3) Argon<br>(4) Krypton<br>(5) Radon<br>Answer \u2013 (5)<br>Explanation \u2013 Radon\u2019s radioactivity is applied in radiotherapy.<\/li><li>Which metal can be beaten into thin sheets (malleable)?<br>(1) Sulphur<br>(2) Zinc<br>(3) Phosphorus<br>(4) Oxygen<br>(5) Nitrogen<br>Answer \u2013 (2)<br>Explanation \u2013 Zinc is a malleable metal that can be hammered into sheets.<\/li><li>Which metal oxide gives glass a blue tint?<br>(1) Iron(III) oxide<br>(2) Manganese oxide<br>(3) Cobalt oxide<br>(4) Chromium oxide<br>(5) Copper oxide<br>Answer \u2013 (3)<br>Explanation \u2013 Cobalt oxide imparts a deep blue color to glass.<\/li><li>Uraninite is the primary ore of which element?<br>(1) Aluminium<br>(2) Zinc<br>(3) Tungsten<br>(4) Uranium<br>(5) Tin<br>Answer \u2013 (4)<br>Explanation \u2013 Uraninite (pitchblende) contains uranium oxide.<\/li><li>Which base is commonly used as an antacid?<br>(1) Barium hydroxide<br>(2) Magnesium hydroxide<br>(3) Silver hydroxide<br>(4) Calcium hydroxide<br>(5) Sodium hydroxide<br>Answer \u2013 (2)<br>Explanation \u2013 Magnesium hydroxide (milk of magnesia) neutralizes excess stomach acid.<\/li><li>Which solvent is found in nail-polish remover?<br>(1) Benzene<br>(2) Ethanol<br>(3) Acetone<br>(4) Toluene<br>(5) Ethylene glycol<br>Answer \u2013 (3)<br>Explanation \u2013 Acetone easily dissolves nail polish resins.<\/li><li>Which acid gives lemon its sour taste?<br>(1) Malic acid<br>(2) Citric acid<br>(3) Phosphoric acid<br>(4) Carbonic acid<br>(5) Tartaric acid<br>Answer \u2013 (2)<br>Explanation \u2013 Citric acid is abundant in citrus fruits.<\/li><li>The chemical name of table salt is?<br>(1) Calcium chloride<br>(2) Magnesium chloride<br>(3) Sodium chloride<br>(4) Potassium chloride<br>(5) Ammonium chloride<br>Answer \u2013 (3)<br>Explanation \u2013 Table salt is NaCl, sodium chloride.<\/li><li>Which isotope of hydrogen is radioactive?<br>(1) Protium<br>(2) Deuterium<br>(3) Tritium<br>(4) Orthohydrogen<br>(5) Parahydrogen<br>Answer \u2013 (3)<br>Explanation \u2013 Tritium (\u00b3H) undergoes beta decay.<\/li><li>What is the pH of pure water at 25 \u00b0C?<br>(1) 6.0<br>(2) 6.8<br>(3) 7.0<br>(4) 7.4<br>(5) 8.0<br>Answer \u2013 (3)<br>Explanation \u2013 Pure water is neutral with pH 7 at 25 \u00b0C.<\/li><li>Which metal is obtained by electrolytic reduction of its molten chloride?<br>(1) Aluminium<br>(2) Iron<br>(3) Copper<br>(4) Gold<br>(5) Zinc<br>Answer \u2013 (1)<br>Explanation \u2013 Aluminium is produced via Hall\u2013H\u00e9roult process from Al\u2082O\u2083 in molten cryolite.<\/li><li>Which gas is collected over water and absorbs in it?<br>(1) H\u2082<br>(2) NH\u2083<br>(3) Cl\u2082<br>(4) CO<br>(5) N\u2082<br>Answer \u2013 (2)<br>Explanation \u2013 Ammonia is highly soluble in water.<\/li><li>In which process is limestone used to purify iron in a blast furnace?<br>(1) Reduction<br>(2) Smelting<br>(3) Fluxing<br>(4) Roasting<br>(5) Calcination<br>Answer \u2013 (3)<br>Explanation \u2013 Limestone acts as a flux to remove impurities as slag.<\/li><li>Which vitamin is also known as ascorbic acid?<br>(1) Vitamin A<br>(2) Vitamin B\u2081<br>(3) Vitamin C<br>(4) Vitamin D<br>(5) Vitamin K<br>Answer \u2013 (3)<br>Explanation \u2013 Ascorbic acid is the chemical name for vitamin C.<\/li><li>Which compound causes greenhouse effect most strongly?<br>(1) CO\u2082<br>(2) O\u2082<br>(3) N\u2082<br>(4) Ar<br>(5) He<br>Answer \u2013 (1)<br>Explanation \u2013 Carbon dioxide traps infrared radiation in the atmosphere.<\/li><li>Which reagent is used to detect unsaturation in organic compounds?<br>(1) Benedict\u2019s solution<br>(2) Baeyer\u2019s reagent<br>(3) Tollen\u2019s reagent<br>(4) Fehling\u2019s solution<br>(5) Lucas reagent<br>Answer \u2013 (2)<br>Explanation \u2013 Cold dilute KMnO\u2084 (Baeyer\u2019s test) decolorizes with alkenes\/alkynes.<\/li><li>Which acid is used in pickling of iron?<br>(1) Sulphuric acid<br>(2) Hydrochloric acid<br>(3) Nitric acid<br>(4) Acetic acid<br>(5) Phosphoric acid<br>Answer \u2013 (2)<br>Explanation \u2013 HCl removes rust and scales from iron surfaces.<\/li><li>Which electrolyte is used in lead\u2013acid battery?<br>(1) H\u2082SO\u2084<br>(2) NaOH<br>(3) KNO\u2083<br>(4) CaCl\u2082<br>(5) HNO\u2083<br>Answer \u2013 (1)<br>Explanation \u2013 Dilute sulphuric acid serves as the electrolyte in lead\u2013acid cells.<\/li><li>Which element increases the hardness of steel?<br>(1) Oxygen<br>(2) Carbon<br>(3) Nitrogen<br>(4) Hydrogen<br>(5) Helium<br>Answer \u2013 (2)<br>Explanation \u2013 Carbon interstitially strengthens iron to form steel.<\/li><li>Which oxide of nitrogen is a major air pollutant?<br>(1) N\u2082O<br>(2) NO<br>(3) NO\u2082<br>(4) N\u2082O\u2085<br>(5) N\u2082<br>Answer \u2013 (3)<br>Explanation \u2013 Nitrogen dioxide (NO\u2082) contributes to smog and acid rain.<\/li><li>Which metal reacts vigorously with water at room temperature?<br>(1) Copper<br>(2) Silver<br>(3) Potassium<br>(4) Lead<br>(5) Zinc<br>Answer \u2013 (3)<br>Explanation \u2013 Potassium reacts violently with water to form KOH and H\u2082.<\/li><li>Which compound is common table antacid?<br>(1) NaHCO\u2083<br>(2) CaCO\u2083<br>(3) Al\u2082O\u2083<br>(4) SiO\u2082<br>(5) Fe\u2082O\u2083<br>Answer \u2013 (1)<br>Explanation \u2013 Baking soda (NaHCO\u2083) neutralizes stomach acid.<\/li><li>What is the hybridization of carbon in ethene (C\u2082H\u2084)?<br>(1) sp<br>(2) sp\u00b2<br>(3) sp\u00b3<br>(4) dsp\u00b2<br>(5) d\u00b2sp\u00b3<br>Answer \u2013 (2)<br>Explanation \u2013 Each carbon in ethene is trigonal planar, sp\u00b2-hybridized.<\/li><li>Which process converts solid directly to gas?<br>(1) Condensation<br>(2) Sublimation<br>(3) Vaporization<br>(4) Melting<br>(5) Freezing<br>Answer \u2013 (2)<br>Explanation \u2013 Sublimation is the transition from solid to gas phase.<\/li><li>Which reagent converts primary alcohol to aldehyde?<br>(1) PCC<br>(2) KMnO\u2084<br>(3) NaBH\u2084<br>(4) LiAlH\u2084<br>(5) H\u2082\/Pt<br>Answer \u2013 (1)<br>Explanation \u2013 Pyridinium chlorochromate (PCC) selectively oxidizes primary alcohols to aldehydes.<\/li><li>Which is the hardest natural substance?<br>(1) Corundum<br>(2) Diamond<br>(3) Graphite<br>(4) Quartz<br>(5) Topaz<br>Answer \u2013 (2)<br>Explanation \u2013 Diamond ranks 10 on the Mohs hardness scale.<\/li><li>Which acid is strongest in aqueous solution?<br>(1) HCl<br>(2) HBr<br>(3) HI<br>(4) HNO\u2083<br>(5) H\u2082SO\u2084<br>Answer \u2013 (3)<br>Explanation \u2013 HI is the strongest among common hydrohalic acids in water.<\/li><li>Which phenomenon explains the rise of water in narrow tubes?<br>(1) Diffusion<br>(2) Capillarity<br>(3) Osmosis<br>(4) Surface tension<br>(5) Viscosity<br>Answer \u2013 (2)<br>Explanation \u2013 Capillary action draws water upward against gravity.<\/li><\/ol>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link\" href=\"https:\/\/www.oliveboard.in\/courses\/?ref=contan-ssc\" target=\"_blank\" rel=\"noreferrer noopener\">Check Out All Courses of Government Exams<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SSC_CHSL_Chemistry_Questions-_FAQs\"><\/span>SSC CHSL Chemistry Questions- 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-1751024476122\"><strong class=\"schema-faq-question\">Q1. How many Chemistry questions are asked in SSC CHSL Tier 1?<\/strong> <p class=\"schema-faq-answer\">Ans. Around 4\u20135 Chemistry questions are asked in the General Awareness section.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751024618488\"><strong class=\"schema-faq-question\">Q2. Are NCERT Chemistry books enough for SSC CHSL preparation?<\/strong> <p class=\"schema-faq-answer\">Ans. Yes, NCERT Class 6\u201310 Chemistry covers most concepts asked in SSC CHSL.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751024641158\"><strong class=\"schema-faq-question\">Q3. Does the SSC CHSL exam include numerical Chemistry questions?<\/strong> <p class=\"schema-faq-answer\">Ans. Rarely; questions are mostly factual, theory-based, and memory-oriented.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751024655469\"><strong class=\"schema-faq-question\">Q4. How can I improve accuracy in Chemistry questions for SSC CHSL?<\/strong> <p class=\"schema-faq-answer\">Ans. Revise definitions, avoid guessing, and practice previous year papers regularly.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751024670993\"><strong class=\"schema-faq-question\">Q5. Is Chemistry part of SSC CHSL Tier 2 exam as well?<\/strong> <p class=\"schema-faq-answer\">Ans. No, Chemistry is only tested in Tier 1 under the General Awareness section.<\/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\/oicl-ao-result\/\">OICL AO Mains Result 2026 Out, Check Phase 2 Merit List<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-gd-reasoning-questions\/\">100 SSC GD Reasoning Questions 2026, Download PDF, Free E-book inside<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-phase-14-selection-process\/\">SSC Selection Post Phase 14 Selection Process, Check now<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/error-spotting\/\">Error Spotting in English Types, Short Tricks, and Tips<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-chsl-marks-calculator\/\">SSC CHSL Marks Calculator 2026, Calculate Tier 1 &amp; 2 Scores Online<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/rbi-assistant-call-letter\/\">RBI Assistant Admit Card 2026 Out for Manipur Region<\/a><\/li>\n<\/ul>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>SSC CHSL Previous Year Chemistry Questions: Chemistry is an important part of the General Science section in competitive exams like<\/p>\n","protected":false},"author":66,"featured_media":220535,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5217,5212],"tags":[],"class_list":["post-92919","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ssc-prep","category-ssc-chsl","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>SSC CHSL Previous Year Chemistry Questions, Solve PYQs<\/title>\n<meta name=\"description\" content=\"SSC CHSL Previous Year Chemistry Questions, Check 30 practice questions, tips, and common mistakes to improve your exam preparation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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