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Chemical Process

Chemical Process
Neoprene is a

Monomer
Polyester
None of these
Synthetic rubber

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Chemical Process
Which of the following is not produced commercially from sea water?

Bromine
Magnesium & potassium compounds
Iodine
Common salt

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Chemical Process
Teflon is

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

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Chemical Process
Penicillin is separated from fermented broth by

Ternery azeotropic distillation
Evaporation in calendria
Extractive distillation
Extraction with amyl or butyl acetate

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Chemical Process
The purpose of tanning in leather industry is to

Impart water resistance
Stiffen the leather
Smoothen the leather
Make it flexible

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Chemical Process
A mineral is termed as 'ore', if

The metal present in it is costly
A metal can be economically extracted from it
All of these
It contains ≥ 40% metal

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