Chemistry Questions for SSC CGL EXAM

Dear  Readers,
We are providing the alternate quizzes on Chemistry/Biology/Physics. From this section you will get at least 7-8 questions in SSC CGL Exam. So from this quiz one can prepare general science section on daily basis.

Q1. Silicone is a polymer of which of the following?
(a) Tetra alkyl silane
(b) Silicon tetrachloride
(c) Dialkyl dichloro silane
(d) Silane

Q2. Which of the following metals can deposit copper from copper sulphate solution?
(a) Iron
(b) Gold
(c) Platinum
(d) Mercury

Q3. Which among the following is used to dilute oxygen in the gas cylinders used by divers?
(a) Helium
(b) Neon
(c) Krypton
(d) Argon

Q4. Natural rubber is a polymer of—
(a) Styrene
(b) Vinyl acetate
(c) Propene
(d) Isoprene

Q5. Citric acid is present in free form in— 
(a) Tamarind
(b) Milk
(c) Apple
(d) Lemon

Q6. The quality of diesel is expressed in term of—
(a) Cetane number
(b) Gold number
(c) Octane number
(d) Added unleaded compounds

Q7. The name of the scientist who discovered neutron—
(a) Fermi
(b) Rutherford
(c) Chadwick
(d) Bohr

Q8. The gas which is present in both the natural gas and the biogas is—
(a) hydrogen
(b) carbon monoxide
(c) methane
(d) butane

Q9. An alloy used in making heating elements for electric heating device is—
(a) German Silver
(b) Solder
(c) Alloy Steel
(d) Nichrome

Q10. Brine refers to:
(a) Salt water
(b) Sweet water
(c) Pure water
(d) Starch water

Q11. Plaster of Paris is made from—
(a) Limestone
(b) Gypsum
(c) Marble
(d) Bauxite

Q12. The process of removing hardness of water is called:
(a) Distillation
(b) Softening
(c) Sublimation
(d) Purification

Q13. Tritium is an isotope of—
(a) Oxygen
(b) Hydrogen
(c) Phosphorous
(d) Nitrogen

Q14. Chlorofluro carbons are widely used in—
(a) Micro ovens
(b) Solar heathers
(c) Washing machines
(d) Refrigerator

Q15. The gas used to extinguish fire is—
(a) Neon
(b) Nitrogen
(c) Carbon dioxide
(d) Carbon monoxide


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