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Download in pdf Chemistry multiple choice questions(mcqs) & answers. These general awareness quiz objective questions answers include mcqs on atomic pile, fertilizer, distillation process etc.
(91)
Hydrogen gas is not found in atmosphere due to
[A]
It is highly inflammable
[B]
It is the lightest gas
[C]
It is absorbed by plants
[D]
It immediately combines with oxygen to form water
Comment
(92)
By-product obtained by soap industry is
[A]
Glycerol
[B]
Naphthalene
[C]
Caustic soda
[D]
Caustic potash
Comment
(93)
The acid used in a lead storage battery is
[A]
Nitric acid
[B]
Phosphoric acid
[C]
Sulphuric acid
[D]
Hydrochloric acid
Comment
(94)
Petroleum is a mixture of
[A]
Salts
[B]
Polymer
[C]
Elements
[D]
Hydrocarbon
Comment
(95)
Smoke is formed due to
[A]
Solid dispersed in gas
[B]
Gas dispersed in gas
[C]
Gas dispersed in solid
[D]
Solid dispersed in liquid
Comment
(96)
The chemical name of ‘common salt’ is
[A]
calcium chloride
[B]
ammonium chloride
[C]
sodium nitrate
[D]
sodium chloride
Comment
(97)
Fertiliser having high Nitrogen content is:
[A]
Urea
[B]
Calcium citrate
[C]
Ammonium nitrate
[D]
Ammonium sulphate
Comment
(98)
An atomic pile is used for
[A]
producing X-ray
[B]
conducting nuclear fission
[C]
accelerating atoms
[D]
conducting thermonuclear fusion
Comment
(99)
Sea water can be purified by the process of
[A]
Evaporation
[B]
Filtration
[C]
Distillation
[D]
Fractional distillation
Comment
(100)
The amount of chlorine available in water after disinfection is called as
[A]
Free chlorine
[B]
Residual chlorine
[C]
Free available chlorine
[D]
Combined available chlorine
Comment
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