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Chemical Process

Chemical Process
In premitive days, __________ was being manufactured by Leblanc Process.

Washing soda
Soda ash
Calcium carbide
Alum

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Chemical Process
High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

Facilitate fast filtration
Both A and B
Flocculate the impurities
Neither A nor B

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Chemical Process
Sand and __________ is fused at 1300°C, to produce sodium silicate.

Limestone
Coke
Soda ash
Sodium sulphate

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Chemical Process
Poly tetraflouro ethylene (P.T.F.E.) is known as

Teflon
Decron
Bakelite
Celluloid

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Chemical Process
Which of the following is an explosive?

Nitroglycerene
All of these
Cellulose nitrate
Trintrotoluene (TNT)

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Chemical Process
Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

Methyl alcohol
Hydrochloric acid
Nitric acid
Formic acid

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