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Chemistry

Chemistry
Which one is a sublime substance?

Iodine
Table salt
Potassium Iodide
Sugar

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Chemistry
Which is not an anasthetic agent in surgical operations?

Nitrous oxide
Ether
Chloroform
Acetone

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Chemistry
The chief source for the production of nitrogeneous fertilizers is :

Nitric acid
Ammonia
Nitrogen
Nitrogen dioxide

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Chemistry
Hardness of the water is commonly measured in terms of

Magnesium sulphate equivalents
Calcium sulphate equivalents
Magnesium carbonate equivalents
Calcium carbonate equivalents

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Chemistry
A subshell with l=2 can take up

8 electron
3 electron
10 electron
5 electron

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Chemistry
Sulphur dioxide level in the atmosphere can be reduced by using

Catalytic converters in industry
More efficient car engines
Static electricity to attract it in factory chimneys
Low - sulphur fuels

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MORE MCQ ON Chemistry

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