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Chemical Process

Chemical Process
The end bleaching agent used to move last traces of colour bodies from the pulp is

SO₂ gas
Chlorine dioxide (ClO₂)
MgO
Mercaptans

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

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

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Chemical Process
Setting of plaster of paris is accompanied with

Hydration
Dehydration
Loss of CO₂
Hydrolysis

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Chemical Process
Permanent hardness of water is due to the presence of calcium & magnesium

Sulphates & chlorides
None of these
Bi-carbonates
Carbonate

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Chemical Process
Neoprene is a

Monomer
None of these
Synthetic rubber
Polyester

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Chemical Process
Glycerine is a by-product of the __________ industry.

Soap
Paint
Oil hydrogenation
Detergent

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