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Chemistry

Chemistry
Which of the following gases is most toxic ?

Chlorine
Carbon monoxide
Carbon dioxide
Sulphur dioxide

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Chemistry
The most commonly used bleaching agent is

chlorine
carbon dioxide
sodium chlorine
alcohol

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Chemistry
Which gas is most stable at room temperature

F2
H2
O2
N2

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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
Synergism
Independent
Additives

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Chemistry
Smoke is formed due to

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

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Chemistry
The National Chemical Laboratory is situated in

New Delhi
Patna
Pune
Bangalore

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MORE MCQ ON Chemistry

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