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Chemistry

Chemistry
Tear gas is :

Carbonyl chloride
Bleaching powder
Nitrous oxide
Chloroprene

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Chemistry
The most abundant element by number in the living system is :

Hydrogen
Oxygen
Carbon
Nitrogen

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Chemistry
Who developed the model of atomic structure ?

Bohr and Rutherford
Volta
Faraday
Alfred Nobel

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Chemistry
The degree of dissociation of an electrolyte depends on

Method of dissolution
Impurities
Dilution
Atmospheric pressure

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Chemistry
Among the fuels given below, the one with highest calorific value is

Natural gas
Coke
Coal
Wood

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Chemistry
A pungent smell often present near the urinals is due to

Sulphur-di- oxide
Urea
Chlorine
Ammonia

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MORE MCQ ON Chemistry

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