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Chemical Process

Chemical Process
Calcareous & argillaceous materials are used in the manufacture of

Cement
Carbon disulphide
Lead
None of these

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Chemical Process
Separation of fresh water from sea water can be done by the __________ operation.

Reverse osmosis
Osmosis
Absorption
Adsorption

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Chemical Process
A substance produced by a living organism and capable of anti-microbial activity is called a/an

Disinfectant
Antiseptic
None of these
Antibiotic

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Chemical Process
Carborundum consists mainly of

Calcium carbide
Boron carbide
Silicon carbide
Bauxite

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Chemical Process
Phenol is mainly used

To produce benzene
To produce phenol formaldehyde
To produce polyester resin
As a plasticiser for unsaturated polyster

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Chemical Process
Which of the following is not produced on commercial scale from sea water?

Magnesium compounds
Sodium sulphate
Bromine
Potassium compounds

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