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Chemical Process

Chemical Process
All enzymes are made of

Amino acids
Proteins
Fats
Carbohydrates

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Chemical Process
Phthalic anhydride is used

In making PVC
In insecticides manufacture
As plasticisers
For making nylon-6

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Chemical Process
The amount of benzene present in pure benzol is about __________ percent.

90
30
50
70

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Chemical Process
Drinking (potable) water treatment does not involve

Sedimentation
Softening
Disinfection
Coagulation

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Chemical Process
Common salt is generally not produced commonly by __________ method from brine.

Vacuum evaporation
Freeze drying
Electrolytic
Solar evaporation

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Chemical Process
In Kraft process of paper manufacture, white cooking liquor consists of caustic soda

Sodium sulphide & sodium carbonate
Sodium sulphite & sodium sulphide
Sodium sulphite & sodium carbonate
None of these

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