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Chemical Process

Chemical Process
Which of the following is not a product of coal tar distillation?

Cresote oil
None of these
Anthracene
Carbolic oil

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Chemical Process
Pick out the endothermic reaction out of the following.

C+1/2O₂ = CO
CaCO₃ = CaO + CO₂
CO +1/2O₂ = CO₂
CO + 3H₂ = CH₄ + H₂O

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Chemical Process
During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to

Reduce the cooling water circulation rate
Avoid corrosion
None of these
Increase the rate of absorption

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Chemical Process
Varnish does not contain

Both A & B
Pigment
Neither A nor B
Thinner

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Chemical Process
Sea weeds are an important source of

Bromine
Iodine
Fluorine
Chlorine

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Chemical Process
Penicillin is separated from fermented broth by

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

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