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Chemistry

Chemistry
Which is the highest quality of hard coal?

Lignite
Anthracite
Bituminous
Peat

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Chemistry
Among the following the hardest metal is

Platinum
Iron
Tungsten
Gold

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Chemistry
The Bhopal gas tragedy was caused by the gas

Methyl Cyanide
Methyl Iso Cyanate
Methyl chloride
Methyl Iso Cyanide

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Chemistry
Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as

Antagonism
Additives
Synergism
Independent

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Chemistry
Ultraviolet radiation striking the earth is due to the depletion of

Oxygen
Ozone
Carbon monoxide
Carbon dioxide

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Chemistry
Molality of pure water is

55.5
5.55
1.8
18

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MORE MCQ ON Chemistry

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