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Chemical Process

Chemical Process
Helium is produced on commercial scale from

Natural gas
None of these
Coke oven gas
Air

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Chemical Process
Function of thinner in a paint is to

Suspend pigments & dissolve film forming materials
Form a protective film
Prevent gelling of the paint
Accelerate the oxidation of oil

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Chemical Process
Hydrolysis of sugar is called

Hydration
None of these
Esterification
Inversion

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Chemical Process
Mannheim furnace is used in the manufacture of

Calcium carbide
Hydrochloric acid
Corundum
H₂SO₄ by Chamber process

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Chemical Process
90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

500-600
44134
250-280

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Chemical Process
Tall oil obtained as a by-product from the black liquor recovery is

A black, sticky & viscous liquid
Composed mainly of rosin & fatty acids
All of these
Used in the manufacture of greases, emulsions & soaps

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