Chemistry Top MCQs – 14

Balloons are filled with
(A) Nitrogen
(B) Helium
(C) Oxygen
(D) Argon
Answer: Option B

Bromine is a
(A) Black solid
(B) Red liquid
(C) Colourless gas
(D) Highly inflammable gas
Answer: Option B

Which of the gas is not known as green house gas?
(A) Methane
(B) Nitrous oxide
(C) Carbon dioxide
(D) Hydrogen
Answer: Option D

Water is a good solvent of ionic salts because
(A) It has a high specific heat
(B) It has no colour
(C) It has a high dipole moment
(D) It has a high boiling point
Answer: Option C

Detergents used for cleaning clothes and utensils contain?
(A) Bicarbonates
(B) Bismuthates
(C) Sulphonates
(D) Nitrates
Answer: Option C