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Chemical Process

Chemical Process
Hollander beater used during paper pulp manufacture does not facilitate the __________ of fibre.

Fibrillation
Strengthening
Hydration
Cutting

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Chemical Process
Esterification reaction produces

Soap
Detergent
Mercaptans
Vanaspati

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Chemical Process
Hard water

Does not affect the lather formation by soap
Pollutes the water stream
All of these
Is not unfit for drinking purpose

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Chemical Process
Main product in calcium carbide-water reaction is

Ca(OH)₂
CaCO₃
C₂H₂
CO₂

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Chemical Process
Margarine is a/an

Plasticiser
Explosive
Rocket propellant
Fat

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Chemical Process
__________ is an ore concentrating metallurgical process involving a chemical change.

Roasting
Electromagnetic separation
None of these
Froth floatation

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