{"id":41752,"date":"2020-06-26T12:47:36","date_gmt":"2020-06-26T07:17:36","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=41752"},"modified":"2020-06-26T17:12:33","modified_gmt":"2020-06-26T11:42:33","slug":"top-30-ssc-cpo-chemistry-questions-pdf","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/top-30-ssc-cpo-chemistry-questions-pdf\/","title":{"rendered":"Top-30 SSC CPO Chemistry Questions PDF"},"content":{"rendered":"<h1>Top-30 SSC CPO Chemistry Questions PDF<\/h1>\n<p>Download SSC CPO Chemistry Questions with answers PDF based on previous papers very useful for SSC CPO exams. Very important Questions for SSC exams.<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/downloads\/9653\" target=\"_blank\" class=\"btn btn-danger  download\">Download Top-30 SSC CPO Chemistry Questions PDF<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/pay\/8dL2a\" target=\"_blank\" class=\"btn btn-info \">10 SSC CPO Mocks for Rs. 117<\/a><\/p>\n<p>Take a <a href=\"https:\/\/cracku.in\/ssc-cpo-mock-test\" target=\"_blank\" rel=\"noopener noreferrer\">free mock test for SSC CPO<\/a><\/p>\n<p>Download <a href=\"https:\/\/cracku.in\/ssc-cpo-previous-papers\" target=\"_blank\" rel=\"noopener noreferrer\">SSC CPO Previous Papers PDF<\/a><br \/>\n<iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/JZ5Is7J0rkg\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><span style=\"font-size: 24pt;\">Read this post in <a href=\"https:\/\/cracku.in\/blog\/hindi\/top-30-ssc-cpo-chemistry-questions-in-hindi-pdf\/\">Hindi<\/a><\/span><\/p>\n<p><b>Question 1:\u00a0<\/b>Which of the following combinations shows the formation of a slag?<\/p>\n<p>a)\u00a0Silica and Limestone<\/p>\n<p>b)\u00a0Alumina and Silica<\/p>\n<p>c)\u00a0Alumina and LImestone<\/p>\n<p>d)\u00a0Silica and Ferrite<\/p>\n<p><b>Question 2:\u00a0<\/b>What is the chemical formula of Naphthalene?<\/p>\n<p>a)\u00a0$C_{10}H_{10}$<\/p>\n<p>b)\u00a0$C_{8}H_{7}$<\/p>\n<p>c)\u00a0$C_{9}H_{12}$<\/p>\n<p>d)\u00a0$C_{10}H_{8}$<\/p>\n<p><b>Question 3:\u00a0<\/b>What can be the pH of Milk?<\/p>\n<p>a)\u00a05.5<\/p>\n<p>b)\u00a06.0<\/p>\n<p>c)\u00a06.5<\/p>\n<p>d)\u00a07.0<\/p>\n<p><b>Question 4:\u00a0<\/b>Which of the following shows the correct use of Sulphuric acid (H2SO4)<\/p>\n<p>a)\u00a0In a lead storage battery<\/p>\n<p>b)\u00a0As an antiseptic<\/p>\n<p>c)\u00a0In bathroom cleaning<\/p>\n<p>d)\u00a0All of the above<\/p>\n<p><b>Question 5:\u00a0<\/b>Absolute zero is<\/p>\n<p>a)\u00a0a state when an object is non-existent<\/p>\n<p>b)\u00a0a state when an ailing person loses all hope<\/p>\n<p>c)\u00a0last stage of the dying star<\/p>\n<p>d)\u00a0the lowest temperature theoretically possible.<\/p>\n<p><b>Question 6:\u00a0<\/b>What is Dry Ice?<\/p>\n<p>a)\u00a0Solidified Carbon Dioxide<\/p>\n<p>b)\u00a0Transparent plastic decoy which looks like ice<\/p>\n<p>c)\u00a0Sulfur dioxide at -57 degree Celsius<\/p>\n<p>d)\u00a0Chemically treated ice to make it dry.<\/p>\n<p><b>Question 7:\u00a0<\/b>It\u2019s known to be used in Egypt in 3000 BC, but its name had been derived from an old French expression. It is made from the fermentation of ethanol in a process that yields its key ingredient, ethanoic acid. What is it?<\/p>\n<p>a)\u00a0Tabasco Sauce<\/p>\n<p>b)\u00a0Phenol<\/p>\n<p>c)\u00a0Vinegar<\/p>\n<p>d)\u00a0Soya Sauce<\/p>\n<p><b>Question 8:\u00a0<\/b>Amino acids are found in<\/p>\n<p>a)\u00a0Carbohydrates<\/p>\n<p>b)\u00a0Fats<\/p>\n<p>c)\u00a0Proteins<\/p>\n<p>d)\u00a0Vitamins<\/p>\n<p><b>Question 9:\u00a0<\/b>The point at which soild, liquid and gaseous forms of a substance co &#8211; exist is called<\/p>\n<p>a)\u00a0sublimation<\/p>\n<p>b)\u00a0distillation point<\/p>\n<p>c)\u00a0triple point<\/p>\n<p>d)\u00a0melting point<\/p>\n<p><b>Question 10:\u00a0<\/b>The gas that causes suffocation and death when coal or coke is burnt in a closed room is;<\/p>\n<p>a)\u00a0Ethane<\/p>\n<p>b)\u00a0Carbon di-oxide<\/p>\n<p>c)\u00a0Methane<\/p>\n<p>d)\u00a0Carbon monoxide<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/www.youtube.com\/channel\/UCVFahh7Fd1b4sPUpq2mtxpg\" target=\"_blank\" class=\"btn btn-warning \">FREE SSC EXAM YOUTUBE VIDEOS<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/ssc-cpo-previous-papers\" target=\"_blank\" class=\"btn btn-info \">Download SSC CPO Previous Papers PDF<\/a><\/p>\n<p><b>Question 11:\u00a0<\/b>If there is one million $Mg^2$ ions in $MgCl_2$, how many chloride ions are there?<\/p>\n<p>a)\u00a0Ten million<\/p>\n<p>b)\u00a0Two million<\/p>\n<p>c)\u00a0Half a million<\/p>\n<p>d)\u00a0One million<\/p>\n<p><b>Question 12:\u00a0<\/b>The common name of sodium bicarbonate is:<\/p>\n<p>a)\u00a0Baking powder<\/p>\n<p>b)\u00a0Baking Soda<\/p>\n<p>c)\u00a0Soda ash<\/p>\n<p>d)\u00a0Soda lime<\/p>\n<p><b>Question 13:\u00a0<\/b>Dry ice is the solid form of<\/p>\n<p>a)\u00a0Carbon-di-oxide<\/p>\n<p>b)\u00a0Water<\/p>\n<p>c)\u00a0Air<\/p>\n<p>d)\u00a0Nitrogen<\/p>\n<p><b>Question 14:\u00a0<\/b>Which of the following is the best indicator of $SO_2$\u00a0pollution?<\/p>\n<p>a)\u00a0Bryophyte<\/p>\n<p>b)\u00a0Pteridophyte<\/p>\n<p>c)\u00a0Lichen<\/p>\n<p>d)\u00a0Alge<\/p>\n<p><b>Question 15:\u00a0<\/b>Which gas is responsible for depletion of ozone layer around earth which protect us from harmful ultra-violet rays?<\/p>\n<p>a)\u00a0Chlorofloro carbons<\/p>\n<p>b)\u00a0Nitrogen<\/p>\n<p>c)\u00a0Oxygen<\/p>\n<p>d)\u00a0Nitrogen oxide<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/ssc-practice-set\" target=\"_blank\" class=\"btn btn-info \">Free SSC Practice Tests<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/free-gk-tests\" target=\"_blank\" class=\"btn btn-danger \">200+ Free GK Online Tests<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><b>Question 16:\u00a0<\/b>There are only two metals that are non-silver in color, they are<\/p>\n<p>a)\u00a0Copper &amp; Gold<\/p>\n<p>b)\u00a0Sodium &amp; Magnesium<\/p>\n<p>c)\u00a0Palladium &amp; Platinum<\/p>\n<p>d)\u00a0Nickel &amp; Zine<\/p>\n<p><b>Question 17:\u00a0<\/b>When ice melts, its temperature<\/p>\n<p>a)\u00a0decreases<\/p>\n<p>b)\u00a0first decreases and then increases<\/p>\n<p>c)\u00a0remains constant<\/p>\n<p>d)\u00a0increases<\/p>\n<p><b>Question 18:\u00a0<\/b>Which one ofthe following levels of carbon monoxide present in atmosphere (in ppm)leads to instant death of human beings ?<\/p>\n<p>a)\u00a01000<\/p>\n<p>b)\u00a0100<\/p>\n<p>c)\u00a0250<\/p>\n<p>d)\u00a010<\/p>\n<p><b>Question 19:\u00a0<\/b><strong>Assertion (A) :<\/strong> Oils are generally liquids at room temperature.<br \/>\n<strong>Reason (R) :<\/strong> Oils contain unsaturated fatty acids.<br \/>\nThe correct answer is:<\/p>\n<p>a)\u00a0(A) is true, but (R) is false.<\/p>\n<p>b)\u00a0(A) is false but (R) is true.<\/p>\n<p>c)\u00a0Both (A) and (R) are true and (R) is the correct explanation of (A).<\/p>\n<p>d)\u00a0Both (A) and (R)are true but (R) is not the correct explanation of (A).<\/p>\n<p><b>Question 20:\u00a0<\/b>Match the following chemicals with its applications:<\/p>\n<figure><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/cracku.in\/media\/uploads\/Screenshot_27_lJ6AnQK.png\" data-image=\"Screenshot_27.png\" \/><\/figure>\n<p>The correct answer is:<\/p>\n<p>a)\u00a0(a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)<\/p>\n<p>b)\u00a0(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)<\/p>\n<p>c)\u00a0(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)<\/p>\n<p>d)\u00a0(a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)<\/p>\n<p><b>Question 21:\u00a0<\/b>Which among the following is an amphoteric oxide (which behaves acidic as well as basic) ?<\/p>\n<p>a)\u00a0Aluminium oxide $(Al_2O_3)$<\/p>\n<p>b)\u00a0Dinitrogen pentoxide $(N_2O_5)$<\/p>\n<p>c)\u00a0Calcium oxide (CaO)<\/p>\n<p>d)\u00a0Sodium oxide $(Na_2O)$<\/p>\n<p><b>Question 22:\u00a0<\/b>Superphosphate of lime which is used as a fertilizer is<\/p>\n<p>a)\u00a0a mixture of calcium dihydrogen phosphate and gypsum<\/p>\n<p>b)\u00a0calcium dihydrogen phosphate<\/p>\n<p>c)\u00a0calcium phosphate<\/p>\n<p>d)\u00a0gypsum<\/p>\n<p><b>Question 23:\u00a0<\/b>A polymer that softens on heating and hardens on cooling is known as a thermoplastic. Which one of the following is the example for thermoplastics ?<\/p>\n<p>a)\u00a0Melamine<\/p>\n<p>b)\u00a0Bakelite<\/p>\n<p>c)\u00a0Neoprene<\/p>\n<p>d)\u00a0Polyvinyl chloride<\/p>\n<p><b>Question 24:\u00a0<\/b>Match the following:<\/p>\n<figure><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/cracku.in\/media\/uploads\/Screenshot_5_Z0jG2mB.png\" data-image=\"Screenshot_5.png\" \/><\/figure>\n<p>The correct match is:<\/p>\n<p>a)\u00a0(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)<\/p>\n<p>b)\u00a0(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)<\/p>\n<p>c)\u00a0(a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)<\/p>\n<p>d)\u00a0(a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)<\/p>\n<p><b>Question 25:\u00a0<\/b>Match the following:<\/p>\n<figure><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/cracku.in\/media\/uploads\/Screenshot_4_dtofDoU.png\" data-image=\"Screenshot_4.png\" \/><\/figure>\n<p>The correct match is:<\/p>\n<p>a)\u00a0(a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)<\/p>\n<p>b)\u00a0(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)<\/p>\n<p>c)\u00a0(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)<\/p>\n<p>d)\u00a0(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)<\/p>\n<p><b>Question 26:\u00a0<\/b>Match the following:<\/p>\n<figure><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/cracku.in\/media\/uploads\/Screenshot_3_qSkw1Yh.png\" data-image=\"Screenshot_3.png\" \/>the correct match is:<\/figure>\n<p>a)\u00a0(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)<\/p>\n<p>b)\u00a0(a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)<\/p>\n<p>c)\u00a0(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)<\/p>\n<p>d)\u00a0(a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/ssc-study-material\" target=\"_blank\" class=\"btn btn-danger \">SSC Study Material &#8211; 18000 Solved Questions<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/ssc-questions\" target=\"_blank\" class=\"btn btn-primary \">1500+ Top Free SSC CPO Solved Questions<\/a><\/p>\n<p><b>Question 27:\u00a0<\/b>Aqua regia also known as royal water or king\u2019s water which can dissolve noble metals gold and platinum is a mixture of :<\/p>\n<table>\n<tbody>\n<tr>\n<td>(a) Hydrochloric acid<\/td>\n<td>(b) Nitric acid<\/td>\n<\/tr>\n<tr>\n<td>(c) Hydro bromic acid<\/td>\n<td>(d) Sulphuric acid<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>a)\u00a0(a), (b) and (d)<\/p>\n<p>b)\u00a0(a) and (b)<\/p>\n<p>c)\u00a0(a), (c) and (d)<\/p>\n<p>d)\u00a0(a), (b) and (c)<\/p>\n<p><b>Question 28:\u00a0<\/b>Which green house gas is a result of rapid industrial expansion?<\/p>\n<p>a)\u00a0Nitrogen oxide<\/p>\n<p>b)\u00a0Chlorofluorocarbons<\/p>\n<p>c)\u00a0Carbon dioxide<\/p>\n<p>d)\u00a0Methane<\/p>\n<p><b>Question 29:\u00a0<\/b>What is the symbol of the element Tin?<\/p>\n<p>a)\u00a0Tn<\/p>\n<p>b)\u00a0Sn<\/p>\n<p>c)\u00a0Ti<\/p>\n<p>d)\u00a0Si<\/p>\n<p><b>Question 30:\u00a0<\/b>Reduction in chemical reactions is the ___________<\/p>\n<p>a)\u00a0gain of nitrogen<\/p>\n<p>b)\u00a0gain of oxygen<\/p>\n<p>c)\u00a0loss of hydrogen<\/p>\n<p>d)\u00a0gain of hydrogen<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Answers &amp; Solutions:<\/strong><\/span><\/p>\n<p><strong>1)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p>Silica and Limestone will together form a slag.<\/p>\n<p><strong>2)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p>The chemical formula of Naphthalene is $C_{10}H_{8}$.<\/p>\n<p><strong>3)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p>The pH of the milk ranges from 6.5 to 6.7.<\/p>\n<p><strong>4)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p>Sulphuric acid can be used as a lead storage battery.<\/p>\n<p><strong>5)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>6)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>7)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>8)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>9)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>10)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>11)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>12)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>13)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>14)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p>Lichens are the best indicator of environmental pollution mainly $SO_2$. <strong>Lichen<\/strong> is a mutualistic association of algae and fungi.<\/p>\n<p><strong>15)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>16)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p>A freshly exposed surface of pure copper has a reddish-orange colour and gold has its own golden colour i.e yellowish shiny.<\/p>\n<p><strong>17)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>18)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>19)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>20)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>21)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>22)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>23)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>24)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>25)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>26)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>27)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>28)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>29)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>30)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/ssc-cpo-mock-test\" target=\"_blank\" class=\"btn btn-info \">SSC CPO Free Mock Tests<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.cracku.app&amp;hl=en_US\" target=\"_blank\" class=\"btn btn-danger \">DOWNLOAD APP FOR SSC FREE MOCKS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Top-30 SSC CPO Chemistry Questions PDF Download SSC CPO Chemistry Questions with answers PDF based on previous papers very useful for SSC CPO exams. Very important Questions for SSC exams. Take a free mock test for SSC CPO Download SSC CPO Previous Papers PDF Read this post in Hindi Question 1:\u00a0Which of the following combinations [&hellip;]<\/p>\n","protected":false},"author":49,"featured_media":41812,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[9,1493,3794],"tags":[3813,157,163,165,500],"class_list":{"0":"post-41752","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-ssc","8":"category-ssc-cpo","9":"category-ssc-cpo-en","10":"tag-cpo","11":"tag-general-knowledge","12":"tag-gk","13":"tag-ssc","14":"tag-ssc-cpo"},"better_featured_image":{"id":41812,"alt_text":"Top-30 SSC CPO Chemistry Questions","caption":"","description":"Top-30 SSC CPO Chemistry 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