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Chemistry

Chemistry
The highest volume of gases in lower atmosphere is comprised of

Hydrogen
Nitrogen
Oxygen
Carbon dioxide

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Chemistry
Domestic cooking gas consists mostly of

Liquified butane and isobutane
Hydrogen and acetylene
Methane and ethane
Ethylene and carbon monoxide

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Chemistry
Tear gas is :

Nitrous oxide
Chloroprene
Bleaching powder
Carbonyl chloride

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Chemistry
Silver halides are used in photographic plates because they are

Soluble in hyposolution
Reduced by light
Totally colourless
Oxidised in air

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Chemistry
The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

4.05 gram
2.05 gram
3.05 gram
5.05 gram

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Chemistry
The liquid waste from kitchens and baths, of residences is known as :

Storm water
Sullage
Refuse
Domestic sewage

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MORE MCQ ON Chemistry

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