Download SSC CGL Chemistry Previous Year questions with answers PDF based on previous papers very useful for SSC CGL exams. 20 Very important objective questions for SSC exams.<\/p>\n
Download SSC CGL Chemistry Previous Year Questions PDF<\/a><\/p>\n Take a free SSC CGL mock test<\/a><\/p>\n\n Question 1:\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 2:\u00a0<\/b>Which method is used in general to obtain metal from its sulphide ore?<\/p>\n a)\u00a0Reduction<\/p>\n b)\u00a0Roasting<\/p>\n c)\u00a0Calcination<\/p>\n d)\u00a0Electrolysis<\/p>\n Question 3:\u00a0<\/b>Which among the fuels has highest calorific value?<\/p>\n a)\u00a0Petrol<\/p>\n b)\u00a0Diesel<\/p>\n c)\u00a0Hydrogen<\/p>\n d)\u00a0Kerosene<\/p>\n Question 4:\u00a0<\/b>How many carbon atoms are attached to each carbon atom in the structure of diamond?<\/p>\n a)\u00a03<\/p>\n b)\u00a04<\/p>\n c)\u00a05<\/p>\n d)\u00a06<\/p>\n Question 5:\u00a0<\/b>In the modern periodic table. periods ………… and …….. contain Lanthanoides and Actinoides.<\/p>\n a)\u00a03 and 4<\/p>\n b)\u00a06 and 7<\/p>\n c)\u00a04 and 5<\/p>\n d)\u00a05 and 6<\/p>\n SSC CGL Previous Papers Download PDF<\/a><\/p>\n SSC CGL Free Mock Test<\/a><\/p>\n\n Question 6:\u00a0<\/b>Vessels are the major water conducting cells in:<\/p>\n a)\u00a0Fungi<\/p>\n b)\u00a0Angiosperms<\/p>\n c)\u00a0Bryophyta<\/p>\n d)\u00a0Thallophyta<\/p>\n Question 7:\u00a0<\/b>White phosphorous is stored in:<\/p>\n a)\u00a0Oxygen<\/p>\n b)\u00a0Alcohol<\/p>\n c)\u00a0Hydrogen<\/p>\n d)\u00a0Water<\/p>\n Question 8:\u00a0<\/b>The formula of lithium nitride is:<\/p>\n a)\u00a0$Li_2N$<\/p>\n b)\u00a0$LiN$<\/p>\n c)\u00a0$Li_3N_2$<\/p>\n d)\u00a0$Li_3N$<\/p>\n SSC CGL Free Mock Test<\/a><\/p>\n\n Question 9:\u00a0<\/b>Heavy water contain large amounts of which type of hydrogen isotope?<\/p>\n a)\u00a0Hydrogen-3<\/p>\n b)\u00a0Tritium<\/p>\n c)\u00a0Protium<\/p>\n d)\u00a0Deuterium<\/p>\n Question 10:\u00a0<\/b>The electronic configuration of four elements is given below. Which one among the following will be more electro neeative?<\/p>\n a)\u00a0A1(2,8,3)<\/p>\n b)\u00a0P(2,8,5)<\/p>\n c)\u00a0C1(2,8,7)<\/p>\n d)\u00a0S(2,8,6)<\/p>\n Question 11:\u00a0<\/b>An element of atomic number 16 will belong to the …… period of the periodic table.<\/p>\n a)\u00a0$5^{th}$<\/p>\n b)\u00a0$6^{th}$<\/p>\n c)\u00a0$3^{rd}$<\/p>\n d)\u00a0$4^{th}$<\/p>\n Question 12:\u00a0<\/b>……….. has the greatest electron affnity.<\/p>\n a)\u00a0Br<\/p>\n b)\u00a0Cl<\/p>\n c)\u00a0I<\/p>\n d)\u00a0F<\/p>\n FREE SSC EXAM YOUTUBE VIDEOS<\/a><\/p>\n 18000+ Questions – Free SSC Study Material<\/a><\/p>\n\n Question 13:\u00a0<\/b>How many groups and periods are present in the Modern Periodic Table?<\/p>\n a)\u00a08 groups and 6 periods<\/p>\n b)\u00a018 groups and 9 periods<\/p>\n c)\u00a018 groups and 7 periods<\/p>\n d)\u00a07 groups and 10 periods<\/p>\n Question 14:\u00a0<\/b>What is the other name for the Pyrosulphuric acid?<\/p>\n a)\u00a0Vitrium<\/p>\n b)\u00a0Oil of Vitriol<\/p>\n c)\u00a0Oleum<\/p>\n d)\u00a0Cinnabar<\/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 Question 16:\u00a0<\/b>Which gases constitute the \u201cProducer gas\u201d?<\/p>\n a)\u00a0Carbon Monoxide, Carbon dioxide<\/p>\n b)\u00a0Carbon Monoxide, Chlorine<\/p>\n c)\u00a0Carbon Monoxide, Oxygen<\/p>\n d)\u00a0Carbon Monoxide, Nitrogen<\/p>\n Question 17:\u00a0<\/b>What is the chemical name of Litharge?<\/p>\n a)\u00a0Calcium Oxide<\/p>\n b)\u00a0Chromium Oxide<\/p>\n c)\u00a0Lead (II) Oxide<\/p>\n d)\u00a0Manganese Oxide<\/p>\n Question 18:\u00a0<\/b>Stainless steel is an alloy formed from the mixture of _____.<\/p>\n a)\u00a0Iron, carbon, chromium, Platinum<\/p>\n b)\u00a0Iron, carbon, chromium, nickel<\/p>\n c)\u00a0Iron, carbon, copper, nickel<\/p>\n d)\u00a0Iron, Aluminium, chromium, nickel<\/p>\n Question 19:\u00a0<\/b>Which colloidal solution has liquid as both dispersed phase and medium?<\/p>\n a)\u00a0Suspension<\/p>\n b)\u00a0Cream<\/p>\n c)\u00a0Gel<\/p>\n d)\u00a0Emulsion<\/p>\n Question 20:\u00a0<\/b>Which metal acts as the catalyst in the conversion reaction of vegetable ghee from vegetable oils ?<\/p>\n a)\u00a0Nickel<\/p>\n b)\u00a0Platinum<\/p>\n c)\u00a0Nitrous Oxide<\/p>\n d)\u00a0Nitric Oxide<\/p>\n 100+ Free GK Tests for SSC Exams<\/a><\/p>\n