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Chemical Process

Chemical Process
Chemical name of soda ash is

Sodium thiosulphate
Sodium bicarbonate
Potassium carbonate
None of these

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

Teflon
Bakelite
Decron
Celluloid

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Chemical Process
Coke used for the production of calcium carbide should have

Low ignition temperature
All of these
High electrical resistivity
Low ash content

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Chemical Process
Commercially ethylene is produced from naphtha by

Catalytic cracking
Hydrocracking
Pyrolysis
Catalytic dehydrogenation

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Chemical Process
Paper grade bamboo contains about __________ percent cellulose.

20
40
5
60

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Chemical Process
Dechlorination of treated water is necessary to

Remove residual turbidity
Remove chlorinous taste
Control taste and odour
Reduce the bacterial load on filter

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