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Chemistry

Chemistry
The heat value of combustion of Gasoline is

12600 kJ/kg
47000 kJ/kg
39400 kJ/kg
14600 kJ/kg

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Chemistry
A detergent is a

Soap
Cleansing agent
Catalyst
Drug

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Chemistry
Chemical name of common salt is

Sodium Oxide
Sodium Chloride
Sodium
Sodium Bicarbonate

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Chemistry
Acid rain is caused due to emission of which of the following in to the atmosphere ?

Carbon dioxide and carbon monoxide
Oxides of nitrogen and sulphur
Carbon monoxide and nitrogen
Ozone and carbon dioxide

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Chemistry
If water smells bad, then that odour can be removed by adding

Activated carbon
Deactivated nitrogen
Alum
Bleach

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Chemistry
Commercially, sodium bicarbonate is known as

Soda ash
Bleaching powder
Baking soda
Washing soda

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MORE MCQ ON Chemistry

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