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Chemistry

Chemistry
When Hydrogen starts burning in air, it produces ?

Water
Ammonia
Methane
Carbonic Acid

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Chemistry
Iron rusts quickly in

Sea water
Distilled water
Rain water
River water

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Chemistry
Which of the following fibres catches fire least ?

Cotton
Nylon
Rayon
Terricot

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Chemistry
Diamonds are glittering and attractive because light incident on them undergoes

Highest refraction
Hundred percent transmission
Multiple surface reflections
Multiple internal reflections

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Chemistry
Denatured spirit is ethanol mixed with

Petrol
Pyridine
Kerosene
Water

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Chemistry
The process of improving the quality of rubber by heating it with sulphur is called.

Sulphonation
Acceleration
Vulcanization
Galvanization

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MORE MCQ ON Chemistry

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