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Chemistry

Chemistry
Which gas is most stable at room temperature

H2
F2
N2
O2

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Chemistry
Bleaching action of moist sulphur di-oxide is because of its

Reducing property
Basic property
Oxidising property
Acidic property

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Chemistry
Smoke is formed due to

Gas dispersed in gas
Solid dispresed in liquid
Solid dispersed in gas
Gas dispresed in solid

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Chemistry
The gas that usually causes explosions in coal mines is

Hydrogen
Carbon monoxide
Air
Methane

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Chemistry
Trinitrotoluene is

Used as an abrasive
Used as an explosive
Used to fuse two metals
Used to melt metals

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Chemistry
Most commonly used bleaching agent is

Sodium chloride
Alcohol
Carbon dioxide
Chlorine

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MORE MCQ ON Chemistry

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