{"id":29265,"date":"2019-05-21T12:43:30","date_gmt":"2019-05-21T07:13:30","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=29265"},"modified":"2019-05-21T12:43:30","modified_gmt":"2019-05-21T07:13:30","slug":"chemistry-questions-for-rrb-group-d-pdf","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/chemistry-questions-for-rrb-group-d-pdf\/","title":{"rendered":"Chemistry Questions for RRB Group-D PDF"},"content":{"rendered":"

Chemistry Questions for RRB Group-D PDF<\/strong><\/span><\/h1>\n

Download Top 15 RRB Group-D Chemistry Questions and Answers PDF. RRB Group-D Chemistry questions based on asked questions in previous exam papers very important for the Railway Group-D exam.<\/p>\n

Download Chemistry Questions for RRB Group-D PDF<\/a><\/p>\n\n

Download RRB Group-D Previous Papers PDF<\/a><\/p>\n

Take a RRB Group-D free mock test<\/a><\/p>\n

Question 1:\u00a0<\/b>Which chemical is used to stop bleeding due to cut?<\/p>\n

a)\u00a0K$_{2}$Cr$_{2}$O$_{7}$<\/p>\n

b)\u00a0KCl<\/p>\n

c)\u00a0FeCl$_{3}$<\/p>\n

d)\u00a0NH$_{3}$<\/p>\n

Instructions<\/b><\/p>\n

Question 2:\u00a0<\/b>What is the chemical name for laughing gas ?<\/p>\n

a)\u00a0Nitrous oxide<\/p>\n

b)\u00a0Nitrogen dioxide<\/p>\n

c)\u00a0Nitrogen trioxide<\/p>\n

d)\u00a0NItrogen peroxide<\/p>\n

Question 3:\u00a0<\/b>Which chemical is used in artificial rain?<\/p>\n

a)\u00a0Barium Sulphate<\/p>\n

b)\u00a0Potassium Carbonate<\/p>\n

c)\u00a0Silver Iodide<\/p>\n

d)\u00a0Zinc Oxide<\/p>\n

Take a free mock test for RRB Group-D<\/a><\/p>\n

770 Mocks (cracku Pass) Just Rs.199<\/a><\/p>\n\n

Question 4:\u00a0<\/b>What is the chemical name of bleach in its liquid form?<\/p>\n

a)\u00a0Hydrogen Peroxide<\/p>\n

b)\u00a0Sodium bicarbonate<\/p>\n

c)\u00a0Dinitrogen Oxide<\/p>\n

d)\u00a0Sodium Sulphate<\/p>\n

Question 5:\u00a0<\/b>$ZnSO_4.7H_2O$ is the chemical formula of which substance?<\/p>\n

a)\u00a0Blue Vitriol<\/p>\n

b)\u00a0Green Vitriol<\/p>\n

c)\u00a0Bleaching powder<\/p>\n

d)\u00a0White Vitriol<\/p>\n

Question 6:\u00a0<\/b>Which chemical does the term \u201calcohol\u201d refer to in alcoholic beverages?<\/p>\n

a)\u00a0Butane<\/p>\n

b)\u00a0Methyl alcohol<\/p>\n

c)\u00a0Ethanol<\/p>\n

d)\u00a0Propanol<\/p>\n

RRB Group D previous year papers<\/a><\/p>\n

Daily Free RRB Online Test<\/a><\/p>\n

Question 7:\u00a0<\/b>Efflorescence is observed in which type of chemicals?<\/p>\n

a)\u00a0Amphoteric substances<\/p>\n

b)\u00a0Bases<\/p>\n

c)\u00a0Salts<\/p>\n

d)\u00a0Acids<\/p>\n

Question 8:\u00a0<\/b>Which chemical reaction occurs at anode ?<\/p>\n

a)\u00a0Reduction<\/p>\n

b)\u00a0Oxidation<\/p>\n

c)\u00a0Redox reaction<\/p>\n

d)\u00a0None of the above<\/p>\n

Question 9:\u00a0<\/b>Which type of glass is mostly used in chemical apparatus like beakers, flasks, funnels, etc?<\/p>\n

a)\u00a0Crooks glass<\/p>\n

b)\u00a0Optical glass<\/p>\n

c)\u00a0Potash glass<\/p>\n

d)\u00a0Soda glass<\/p>\n

Question 10:\u00a0<\/b>Which chemical is added to petrol to overcome knocking?<\/p>\n

a)\u00a0Lead<\/p>\n

b)\u00a0Nickel<\/p>\n

c)\u00a0Magnesium<\/p>\n

d)\u00a0Tin<\/p>\n

RRB Group-D Important Questions (download PDF)<\/a><\/p>\n\n

Question 11:\u00a0<\/b>What is the chemical formula of Calcium Nitrate?<\/p>\n

a)\u00a0Ca(NO$_{3}$)$_{2}$<\/p>\n

b)\u00a0CaNO$_{3}$<\/p>\n

c)\u00a0CaNO$_{2}$<\/p>\n

d)\u00a0Ca$_{2}$NO$_{3}$<\/p>\n

Question 12:\u00a0<\/b>Which among the following is a Chemical Displacement reaction?<\/p>\n

a)\u00a0Reaction between magnesium and oxygen<\/p>\n

b)\u00a0Reaction between Quick lime and water<\/p>\n

c)\u00a0Reaction between hydrogen and copper oxide<\/p>\n

d)\u00a0Reaction between iron and copper sulphate<\/p>\n

Question 13:\u00a0<\/b>An element has an atomic number of 15. With which of the following elements will it show similar chemical properties?<\/p>\n

a)\u00a0$Be(4)$<\/p>\n

b)\u00a0$N(7)$<\/p>\n

c)\u00a0$Ne(10)$<\/p>\n

d)\u00a0$O(8)$<\/p>\n

Question 14:\u00a0<\/b>Who is the first scientist to arrange the chemical elements?<\/p>\n

a)\u00a0Johann Dobereiner<\/p>\n

b)\u00a0John Newlands<\/p>\n

c)\u00a0Dmitri Mendeleev<\/p>\n

d)\u00a0Henry Moseley<\/p>\n

Question 15:\u00a0<\/b>Which chemicals presence causes the temporary hardness of water?<\/p>\n

a)\u00a0Bicarbonates of calcium & magnesium<\/p>\n

b)\u00a0Silicates of calcium & magnesium<\/p>\n

c)\u00a0Phosphates of calcium & magnesium<\/p>\n

d)\u00a0Nitrates of calcium & magnesium<\/p>\n

General Science Notes for RRB Exams (PDF)<\/a><\/p>\n\n

Answers & Solutions:<\/strong><\/span><\/p>\n

1)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

2)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

3)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

4)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

5)\u00a0Answer\u00a0(D)<\/strong><\/p>\n

6)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

7)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

8)\u00a0Answer\u00a0(B)<\/strong><\/p>\n

9)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

10)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

11)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

12)\u00a0Answer\u00a0(D)<\/strong><\/p>\n

13)\u00a0Answer\u00a0(B)<\/strong><\/p>\n

14)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

15)\u00a0Answer\u00a0(A)<\/strong><\/p>\n\n

DOWNLOAD APP FOR RRB FREE MOCKS<\/a><\/p>\n

We hope this Chemistry Questions for RRB Group-D Exam will be highly useful for your preparation.<\/p>\n","protected":false},"excerpt":{"rendered":"

Chemistry Questions for RRB Group-D PDF Download Top 15 RRB Group-D Chemistry Questions and Answers PDF. RRB Group-D Chemistry questions based on asked questions in previous exam papers very important for the Railway Group-D exam. Download RRB Group-D Previous Papers PDF Take a RRB Group-D free mock test Question 1:\u00a0Which chemical is used to stop […]<\/p>\n","protected":false},"author":41,"featured_media":29276,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[169,125,31,1679],"tags":[489,491,492,1647],"class_list":{"0":"post-29265","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-downloads","8":"category-featured","9":"category-railways","10":"category-rrb-group-d","11":"tag-railway-exam","12":"tag-rrb","13":"tag-rrb-group-d","14":"tag-rrb-mocks"},"better_featured_image":{"id":29276,"alt_text":"Chemistry Questions for RRB Group-D PDF","caption":"Chemistry Questions for RRB Group-D PDF","description":"Chemistry Questions for RRB Group-D 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