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CHEMICAL PROCESS

Chemical Process
Which of the following is an unsaturated fatty acid?

Palmitic acid
Lauric acid
Oleic acid
Stearic acid

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Chemical Process
Zeolite used in water softening process (cation exchange) is regenerated by washing with

Brine
Sodium bisulphite
Liquid chlorines
Chloramines

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Chemical Process
White phosphorous is stored under water, because

It is unstable
It is poisonous
It does not react with water
Its kindling temperature in dry air is very low

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Chemical Process
The most stable allotropic form of phosphorous is the __________ phosphorous.

Black
White
Yellow
Red

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Chemical Process
Coagulant is used __________ filtration.

To avoid
Before
After
During

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