Synthetic Materials GK Questions and Answers - Set 05

G.K. Practice Test: Question Set - 05


1. Carbon, diamond and graphite are together called
    (A) Allotropes
    (B) Isomers
    (C) Isomorphs
    (D) Isotopes

2. Potassium nitrate is used in
    (A) Medicine
    (B) Fertilizer
    (C) Salt
    (D) Glass

3. Soda water contains
    (A) Carbonic acid
    (B) Sulphuric acid
    (C) Carbon dioxide
    (D) Nitrous acid

4. Most soluble in water is
    (A) Camphor
    (B) Sulphur
    (C) Common salt
    (D) Sugar

5. Sodium metal is kept under
    (A) Petrol
    (B) Alcohol
    (C) Water
    (D) Kerosene

6. What is laughing gas?
    (A) Nitrous Oxide
    (B) Carbon monoxide
    (C) Sulphur dioxide
    (D) Hydrogen peroxide

7. The two elements that are frequently used for making transistors are
    (A) Boron and aluminium
    (B) Silicon and germanium
    (C) Iridium and tungsten
    (D) Niobium and columbium

8. Diamond is an allotropic form of
    (A) Germanium
    (B) Carbon
    (C) Silicon
    (D) Sulphur

9. Marsh gas is
    (A) Nitrogen
    (B) Ethane
    (C) Methane
    (D) Hydrogen

10. LPG consists of mainly
    (A) Methane, ethane and hexane
    (B) Ethane, hexane and nonane
    (C) Methane, hexane and nonane
    (D) Methane, butane and propane

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Material Science GK
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