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Chemistry

Chemistry
The fiber least prone to catch fire is

Nylon
Cotton
Polyester
Terylene

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Chemistry
Smoke is formed due to

Gas dispersed in gas
Solid dispresed in liquid
Gas dispresed in solid
Solid dispersed in gas

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Chemistry
The unit of ionic product of water (Kw) is :

Mol-1 let-2
Mol2 let-1
Mol2 let-2
Mol-1 let-1

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Chemistry
The chemical that is used to ripen mangoes is

Calcium carbide
Calcium sulphide
Calcium carbonate
Calcium chloride

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Chemistry
Bleaching powder is prepared by passing :

Chlorine over slaked lime
Chlorine over quick lirne
Oxygen over slaked lime
Carbon dioxide over slaked lime

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Chemistry
The most volatile of the given liquids is

Liquid
Liquid NH3
Ether
Liquid He

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