Chemistry

Q311

The gas used in a refrigerator to cool water is ——–?

Q312

Clive in one of his Gazettes made it mandatory that no Muslim shall be given an employment higher than that of chaprasy or a junior clerk has recorded by______________?

Q314

The Council of Common Interests (CCI) is worked under which Ministry?

Q315

What do you mean by Phonetics?

Q316

Hydrogen bomb is based on the principle of ________ ?

Q317

Brass gets discoloured in air because of the presence of which of the following gases in air ________ ?

Q318

Molecular ions are formed by passing______________________?

Q320

Atomic power plant works on the principle of?

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