{"id":33766,"date":"2019-08-21T13:14:37","date_gmt":"2019-08-21T07:44:37","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=33766"},"modified":"2019-08-21T13:25:35","modified_gmt":"2019-08-21T07:55:35","slug":"top-25-expected-rrb-ntpc-chemistry-questions-part-3-pdf","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/top-25-expected-rrb-ntpc-chemistry-questions-part-3-pdf\/","title":{"rendered":"Top-25 Expected RRB NTPC Chemistry Questions Part-3 PDF"},"content":{"rendered":"<h1><span style=\"font-size: 18pt;\"><strong>Top-25 Expected RRB NTPC Chemistry Questions Part-3 PDF<\/strong><\/span><\/h1>\n<p>Download Top-25 Expected Chemistry questions and answers for RRB NTPC Stage-1 exam. Go through the video of Repeatedly asked and most important RRB NTPC Chemistry questions. These questions are based on previous year questions in Railways and other Govt exams.<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/downloads\/6021\" target=\"_blank\" class=\"btn btn-danger  download\">Download RRB NTPC Very Important Chemistry Question<\/a><\/p>\n<p><strong>Practice:<\/strong><\/p>\n<p>Take a <a href=\"https:\/\/cracku.in\/rrb-ntpc-mock-test\" target=\"_blank\" rel=\"noopener\">free mock test for RRB NTPC<\/a><\/p>\n<p>Practice 4500+\u00a0<a href=\"https:\/\/cracku.in\/rrb-study-material\" target=\"_blank\" rel=\"noopener\">Solved Questions for RRB NTPC<\/a><\/p>\n<p><strong>Download:<\/strong><\/p>\n<p>Download <a href=\"https:\/\/cracku.in\/railways-ntpc-previous-papers\" target=\"_blank\" rel=\"noopener\">RRB NTPC Previous Papers PDF<\/a><br \/>\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/hFbn-JMGHts\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<h2>Read this Post in <a style=\"color: blue;\" href=\"https:\/\/cracku.in\/blog\/te\/top-25-expected-rrb-ntpc-chemistry-questions-in-telugu-part-3-pdf\/\">Telugu<\/a><\/h2>\n<p><b>Question 1:\u00a0<\/b>Process of gaining electrons is known as _____.<\/p>\n<p>a)\u00a0oxidation<\/p>\n<p>b)\u00a0reduction<\/p>\n<p>c)\u00a0radiation<\/p>\n<p>d)\u00a0both oxidation and reduction<\/p>\n<p><b>Question 2:\u00a0<\/b>Adding which substance gives green colour to glass?<\/p>\n<p>a)\u00a0Calcium oxide<\/p>\n<p>b)\u00a0Iron oxide<\/p>\n<p>c)\u00a0Chromium oxide<\/p>\n<p>d)\u00a0Manganese oxide<\/p>\n<p><b>Question 3:\u00a0<\/b>Calcium hydroxide, reacts with carbon dioxide to produce?<\/p>\n<p>a)\u00a0Both salt and water<\/p>\n<p>b)\u00a0Water<\/p>\n<p>c)\u00a0Metal<\/p>\n<p>d)\u00a0Salt<\/p>\n<p><b>Question 4:\u00a0<\/b>Ethanoic acid is commonly called?<\/p>\n<p>a)\u00a0Sulphuric acid<\/p>\n<p>b)\u00a0Acetic acid<\/p>\n<p>c)\u00a0Sulphonic acid<\/p>\n<p>d)\u00a0Hydrochloric acid<\/p>\n<p><b>Question 5:\u00a0<\/b>Fullerene consists of _______________ carbon atoms.<\/p>\n<p>a)\u00a032<\/p>\n<p>b)\u00a048<\/p>\n<p>c)\u00a04<\/p>\n<p>d)\u00a060<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/railways-ntpc-previous-papers\" target=\"_blank\" class=\"btn btn-primary \">RRB NTPC Previous Papers [Download PDF]<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-study-material\" target=\"_blank\" class=\"btn btn-danger \">RRB NTPC Study Material &#8211; 4500+ Questions<\/a><\/p>\n<p><b>Question 6:\u00a0<\/b>What is the chemical name of vinegar ?<\/p>\n<p>a)\u00a0Citric acid<\/p>\n<p>b)\u00a0Acetic acid<\/p>\n<p>c)\u00a0Pyruvic acid<\/p>\n<p>d)\u00a0Malic acid<\/p>\n<p><b>Question 7:\u00a0<\/b>What does a catalyst do in a reaction?<\/p>\n<p>a)\u00a0Changes potential energy of reactants<\/p>\n<p>b)\u00a0Changes kinetic energy of reactants<\/p>\n<p>c)\u00a0Changes potential energy of products<\/p>\n<p>d)\u00a0Changes activation energy<\/p>\n<p><b>Question 8:\u00a0<\/b>The number of protons in an atom of an element is equal to its?<\/p>\n<p>a)\u00a0Equivalent weight<\/p>\n<p>b)\u00a0Atomic weight<\/p>\n<p>c)\u00a0Electron affinity<\/p>\n<p>d)\u00a0Atomic number<\/p>\n<p><b>Question 9:\u00a0<\/b>Turquoise is an ore\/mineral of<\/p>\n<p>a)\u00a0Copper<\/p>\n<p>b)\u00a0Manganese<\/p>\n<p>c)\u00a0Mercury<\/p>\n<p>d)\u00a0Tin<\/p>\n<p><b>Question 10:\u00a0<\/b>The isotope used for the production of atomic energy is<\/p>\n<p>a)\u00a0U-235<\/p>\n<p>b)\u00a0U-238<\/p>\n<p>c)\u00a0U-234<\/p>\n<p>d)\u00a0U-236<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-online-test\" target=\"_blank\" class=\"btn btn-danger \"> Daily Free RRB Online Tests for RRB Exams<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-ntpc-mock-test\" target=\"_blank\" class=\"btn btn-primary \">RRB NTPC Free Mock Test<\/a><\/p>\n<p><b>Question 11:\u00a0<\/b>At what temperature (in Fahrenheit) pure water freezes?<\/p>\n<p>a)\u00a032<\/p>\n<p>b)\u00a00<\/p>\n<p>c)\u00a048<\/p>\n<p>d)\u00a037<\/p>\n<p><b>Question 12:\u00a0<\/b>Which of the following metal (shown by its symbol) is generally used for making filaments of bulb?<\/p>\n<p>a)\u00a0Fe<\/p>\n<p>b)\u00a0An<\/p>\n<p>c)\u00a0Ag<\/p>\n<p>d)\u00a0W<\/p>\n<p><b>Question 13:\u00a0<\/b>Which bond is weakest in nature?<\/p>\n<p>a)\u00a0Single bond<\/p>\n<p>b)\u00a0Double bond<\/p>\n<p>c)\u00a0Triple bond<\/p>\n<p>d)\u00a0Hydrogen bond<\/p>\n<p><b>Question 14:\u00a0<\/b>pH of the human blood is ______.<\/p>\n<p>a)\u00a0Slightly Acidic<\/p>\n<p>b)\u00a0Highly Acidic<\/p>\n<p>c)\u00a0Slightly Basic<\/p>\n<p>d)\u00a0Highly Basic<\/p>\n<p><b>Question 15:\u00a0<\/b>Speed of light is maximum in _____.<\/p>\n<p>a)\u00a0vacuum<\/p>\n<p>b)\u00a0solids<\/p>\n<p>c)\u00a0liquids<\/p>\n<p>d)\u00a0gases<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/railways-ntpc-previous-papers\" target=\"_blank\" class=\"btn btn-primary \">RRB NTPC Previous Papers [Download PDF]<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p><b>Question 16:\u00a0<\/b>Soil having high content of aluminum and iron oxide is also known as _____.<\/p>\n<p>a)\u00a0meadow soil<\/p>\n<p>b)\u00a0pedalfer soil<\/p>\n<p>c)\u00a0chernozen soil<\/p>\n<p>d)\u00a0podzol soil<\/p>\n<p><b>Question 17:\u00a0<\/b>Ozone is an ______ of oxygen.<\/p>\n<p>a)\u00a0Allotrope<\/p>\n<p>b)\u00a0Isotope<\/p>\n<p>c)\u00a0Isobar<\/p>\n<p>d)\u00a0Isotone<\/p>\n<p><b>Question 18:\u00a0<\/b>What is the full form of RNA?<\/p>\n<p>a)\u00a0Ribonucleic Acid<\/p>\n<p>b)\u00a0Ribonitric Acid<\/p>\n<p>c)\u00a0Ribonutrient Acid<\/p>\n<p>d)\u00a0Reverse Nucleic Acid<\/p>\n<p><b>Question 19:\u00a0<\/b>In which industry Potassium Nitrate is used commercially?<\/p>\n<p>a)\u00a0Glass Manufacturing<\/p>\n<p>b)\u00a0Electroplating<\/p>\n<p>c)\u00a0Fire Cracker Manufacturing<\/p>\n<p>d)\u00a0Leather Industry<\/p>\n<p><b>Question 20:\u00a0<\/b>What is the common name of CaOCl$_{2}$?<\/p>\n<p>a)\u00a0Baking Powder<\/p>\n<p>b)\u00a0Baking Soda<\/p>\n<p>c)\u00a0Bleaching Powder<\/p>\n<p>d)\u00a0Washing Soda<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-ntpc-mock-test\" target=\"_blank\" class=\"btn btn-danger \">RRB NTPC Free Mock Test<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/railways-ntpc-previous-papers\" target=\"_blank\" class=\"btn btn-primary \">RRB NTPC Previous Papers [Download PDF]<\/a><\/p>\n<p><b>Question 21:\u00a0<\/b>Anions are formed through which process?<\/p>\n<p>a)\u00a0losing of electrons<\/p>\n<p>b)\u00a0gaining of electrons<\/p>\n<p>c)\u00a0gaining of neutrons<\/p>\n<p>d)\u00a0losing of neutrons<\/p>\n<p><b>Question 22:\u00a0<\/b>What is the common characteristic of the elements of the same group in the periodic table?<\/p>\n<p>a)\u00a0Electrons in outer most shell<\/p>\n<p>b)\u00a0Total number of electrons<\/p>\n<p>c)\u00a0Total number of protons<\/p>\n<p>d)\u00a0Atomic weight<\/p>\n<p><b>Question 23:\u00a0<\/b>What is an exothermic reaction?<\/p>\n<p>a)\u00a0Reaction in which heat is released.<\/p>\n<p>b)\u00a0Reaction in which heat is absorbed.<\/p>\n<p>c)\u00a0Reaction in which neither heat is released nor absorbed.<\/p>\n<p>d)\u00a0None of these<\/p>\n<p><b>Question 24:\u00a0<\/b>What are the main components of Brass Alloy?<\/p>\n<p>a)\u00a0Copper and Zinc<\/p>\n<p>b)\u00a0Copper and Strontium<\/p>\n<p>c)\u00a0Copper, Zinc and Nickel<\/p>\n<p>d)\u00a0Copper and Nickel<\/p>\n<p><b>Question 25:\u00a0<\/b>Fog, clouds, mist are examples of _______.<\/p>\n<p>a)\u00a0Aerosol<\/p>\n<p>b)\u00a0Solid sol<\/p>\n<p>c)\u00a0Foam<\/p>\n<p>d)\u00a0Gel<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/blog\/rrb-ntpc-study-material-important-questions-pdf\/\" target=\"_blank\" class=\"btn btn-danger \">RRB NTPC Study Material (Download PDF)<\/a><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Answers &amp; Solutions:<\/strong><\/span><\/p>\n<p><strong>1)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>2)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>3)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>4)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>5)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>6)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>7)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>8)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>9)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>10)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>11)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>12)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>13)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>14)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>15)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/blog\/general-science-questions-answers-competitive-exams-pdf-mcq-quiz\/\" target=\"_blank\" class=\"btn btn-info \">Download General Science Notes PDF<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p><strong>16)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>17)\u00a0Answer\u00a0(A)<\/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(C)<\/strong><\/p>\n<p><strong>21)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>22)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>23)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>24)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>25)\u00a0Answer\u00a0(A)<\/strong><\/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 RRB FREE MOCKS<\/a><\/p>\n<p>We hope this very important RRB NTPC Chemistry Questions will be very helpful to you<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Top-25 Expected RRB NTPC Chemistry Questions Part-3 PDF Download Top-25 Expected Chemistry questions and answers for RRB NTPC Stage-1 exam. Go through the video of Repeatedly asked and most important RRB NTPC Chemistry questions. These questions are based on previous year questions in Railways and other Govt exams. Practice: Take a free mock test for [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":33788,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[31,1603],"tags":[1593,2218],"class_list":{"0":"post-33766","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-railways","8":"category-rrb-ntpc","9":"tag-rrb-ntpc","10":"tag-rrb-ntpc-chemistry-questions"},"better_featured_image":{"id":33788,"alt_text":"RRB NTPC chemistry questions","caption":"RRB NTPC chemistry questions","description":"RRB NTPC chemistry questions","media_type":"image","media_details":{"width":1280,"height":720,"file":"2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3.png","sizes":{"thumbnail":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-150x150.png","width":150,"height":150,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-150x150.png"},"medium":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-300x169.png","width":300,"height":169,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-300x169.png"},"medium_large":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-768x432.png","width":768,"height":432,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-768x432.png"},"large":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-1024x576.png","width":1024,"height":576,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-1024x576.png"},"tiny-lazy":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-30x17.png","width":30,"height":17,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-30x17.png"},"td_80x60":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-80x60.png","width":80,"height":60,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-80x60.png"},"td_100x70":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-100x70.png","width":100,"height":70,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-100x70.png"},"td_218x150":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-218x150.png","width":218,"height":150,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-218x150.png"},"td_265x198":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-265x198.png","width":265,"height":198,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-265x198.png"},"td_324x160":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-324x160.png","width":324,"height":160,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-324x160.png"},"td_324x235":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-324x235.png","width":324,"height":235,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-324x235.png"},"td_324x400":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-324x400.png","width":324,"height":400,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-324x400.png"},"td_356x220":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-356x220.png","width":356,"height":220,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-356x220.png"},"td_356x364":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-356x364.png","width":356,"height":364,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-356x364.png"},"td_533x261":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-533x261.png","width":533,"height":261,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-533x261.png"},"td_534x462":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-534x462.png","width":534,"height":462,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-534x462.png"},"td_696x0":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-696x392.png","width":696,"height":392,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-696x392.png"},"td_696x385":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-696x385.png","width":696,"height":385,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-696x385.png"},"td_741x486":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-741x486.png","width":741,"height":486,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-741x486.png"},"td_1068x580":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-1068x580.png","width":1068,"height":580,"mime-type":"image\/png","source_url":"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/08\/Copy-of-RRB-NTPC-100-Chemistry-3-1068x580.png"},"td_1068x0":{"file":"Copy-of-RRB-NTPC-100-Chemistry-3-1068x601.png","width":1068,"height":601,"mime-type":"image\/png","source_url":"https:\/\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Go through the video of Repeatedly asked and most important RRB NTPC Chemistry questions. These questions are based on previous year questions in Railways and other Govt exams. 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