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CHEMICAL PROCESS

Chemical Process
Hydrochloric acid is also known as

Green acid
Strong organic acid
Muriatic acid
Oil of vitriol

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Chemical Process
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine?

H₂
NaHCO₃
None of these
Na₂CO₃

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Chemical Process
'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of

Final rolling out of paper
Hydration of fibres
Fibrillation of fibre
Cutting of fibres

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

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

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Chemical Process
In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

Dibasic acid and the ring
Diamine and the dibasic acid
Diamine and the ring
None of these

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