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A. Saponification
B. Hydrogenation
C. Fermentation
D. Hydrolysis

A. Ethane
B. Methane
C. Hydrogen
D. Carbon dioxide

A. Carbon dioxide
B. Nitrogen
C. Oxygen
D. Ozone

A. Heat is absorbed
B. Heat is released
C. Quantity of heat remains unchanged D. None of these

A. Potassium chloride
B. Potassium carbonate
C. Potassium hydroxide
D. Sodium bicarbonate

A. It has a high boiling point
B. It has a high dipole moment
C. It has a high specific heat
D. It has no colour

A. Aluminium hydroxide
B. Potassium nitrate
C. Silver bromide
D. Sodium chloride

A. Increase the alkalinity of the soil
Increase the acidity of the soil
B. Restore nitrates to the soil
C. Make the soil more porous
D. None

A. Magnesite
B. Calcite
C. Carnallite
D. Dolomite

A. HI
B. HF
C. HCI
D. HBr