(A) Sodium stearate
(B) Sodium salt of benzene sulphonic acid
(C) Sodium salt of benzene carboxylic acid
(D) Sodium palmitate
Tag: Inorganic Chemistry
Philosopher’s Wool is?
(A) Zinc sulphate
(B) Zinc carbonate
(C) Zinc oxide
(D) Zinc blende
Aerosol is?
(A) Suspended solid particles in air
(B) Pollutant gas present in air
(C) Microbes, present in air
(D) Greenhouse gas present in air
Main source of carbon monoxide is?
(A) Fuel combustion
(B) Industrial process
(C) Transportation
(D) Solid Waste disposal
In its reaction with silver nitrate, shows?
(A) Basic property
(B) Acidic property
(C) Reducing property
(D) Oxidising property
Earth atmosphere is an envelope of gases extending to a height of?
(A) 100 Km
(B) 150 Km
(C) 200 Km
(D) 300 Km
Which of the following is caused by higher concentration of Phosphorous and Nitrogen?
(A) Hardness
(B) Alkalinity
(C) Acidity
(D) Eutrophication
The manufacture of iron from iron ore involves the process of?
(A) Fractional distillation
(B) Oxidation
(C) Reduction
(D) Electrolysis