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Chemistry

Chemistry
Electric fuse is an alloy of

Carbon and tin
Zinc and lead
Tin and lead
Copper and iron

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

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

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Chemistry
The function of sedimentation tank in sewage treatment is to:

Disinfect the sewage
Remove water content
Remove suspended solids
Aerate the sewage

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Chemistry
One of the constituents of tear gas is

Ether
Chloropicrin
Ethane
Ethanol

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Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Diastase
Maltase
Zymase
Invertase

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Chemistry
Gelatin is mostly used in making ice–creams in order to

Stabilise mixture
Enrich the aroma
Prevent making a colloid
Stabilise the colloid and prevent crystallisation

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MORE MCQ ON Chemistry

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