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Chemical Process

Chemical Process
Pencillin, an antibiotic drug was discovered by

None of these
Flaming
Dr. Zivago
Alexender

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Chemical Process
The biochemical treatment applied to sewage effluents is a process of

Reduction
Polymerisation
Dehydration
Oxidation

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Chemical Process
Carboxymethyl cellulose (CMC) is added in detergents to

Prevent redeposition of soil on cleaned surface
Inhibit corrosion in washing machines made of aluminium
Act as optical brightening agent
None of these

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Chemical Process
Builders are added in soap to act as

Cleaning power booster
Corrosion inhibitor
Fabric brightener
Anti-redeposition agent

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Chemical Process
Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C.

60-70
150-200
250-300
25

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Chemical Process
Which allotrope of sulphur is insoluble in carbon disulphide?

Rhombic sulphur
Plastic sulphur
Monoclinic sulphur
Milk of sulphur

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