Chemistry Quiz For Upcoming Exam

1. The fuel that is used in modern submarines is :
(1) Nuclear fuel
(2) Petrol
(3) Coal
(4) Diesel

2. The basic chemical building block of natural rubber obtained from trees is :
(1) Isoprene
(2) Vinyl chloride
(3) Acetylene
(4) Neoprene

3. The name of plastic polymer from which combs, toys , bowls etc. can be made is :
(1) Polyurethane
(2) Polystyrene
(3) Metallic Polysulphides
(4) Teflon

4. ‘Vinegar’ is commercial name of :
(1) Oxalic acid
(2) hydrochloric acid
(3) Acetic acid
(4) Citric Acid

5. Which metal does not undergo corrosion due to the formation of oxide layer?
(1) Copper
(2) Iron
(3) Aluminum
(4) zinc

6. Submarines move under water. They have engines that run on :
(1) Petrol and oxygen
(2) Diesel
(3) Batteries
(4) Stream

7. The Bhopal gas tragedy was caused by the gas
(1) Methyl chloride
(2) Methyl Iso cyanide
(3) Methyl Iso Cyanate
(4) Methyl Cyanide

8. In upper layer of atmosphere ozone is formed by
(1) the action of ultraviolet rays on oxygen
(2) the combination of oxygen molecules
(3) subjecting oxygen to high pressure.
(4) the action of nitrogen on oxygen in atmosphere

9. Molasses a by- product in the manufacture of sugar, is converted into
(1) alcohol
(2) paper
(3) fuel
(4) pulp

10. Silver nitrate solution is kept in brown bottles in laboratory because
(1) It reacts with ordinary white bottles
(2) brown bottles stops the passage of light through it
(3) brown bottles do not react with it
(4) brown bottles react with it

Note: Answers will be updated soon...............