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Chemical Process

Chemical Process
Teflon is

An inorganic polymer
Phenol formaldehyde
Poly tetrafluoroethylene (P.T.F.E.)
A monomer

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Chemical Process
Salt is added in the kettle during soap manufacture to separate

Soap from lye
The unsaponified fat from soap
Glycerine from lye
The metallic soap

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Chemical Process
The most commonly used substance to speed up the sedimentation of sewage is

Chlorine
Sodium bisulphite
Lime
Sulphuric acid

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Chemical Process
__________ is not a constituent of gun powder.

Carbon
Sulphur
Charcoal
Potassium nitrate

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Chemical Process
Graphite is a/an

Electrical insulator
Moderator used in nuclear reactor
Both B and C
Allotrope of carbon

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Chemical Process
Hydrogenation of oil does not

None of these
Raise its melting point
Improve its resistance to oxidation
Remove double bonds

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