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Chemistry

Chemistry
How many neutrons does iron have

13
30
26
8

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Chemistry
The degree of dissociation of an electrolyte depends on

Atmospheric pressure
Impurities
Method of dissolution
Dilution

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Chemistry
Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process :

Hydrolysis
Ozonolysis
Hydrogenation
Oxidation

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Chemistry
Which among the following coal contains 90 per cent of carbon?

Bitumen
Anthracite
Peat
Lignite

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Chemistry
Aqueous solution of which of the following is a good conductor of electricity

Ammonia
Ammonium acetate
Glucose
Acetic acid

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Chemistry
White phosphorus is always kept under

Kerosene
Water
Benzene
Ether

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