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Chemical Process

Chemical Process
L.D. converter is used in the production of

Copper
Steel
Pig iron
Zinc

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Chemical Process
Claude process of gas liquefaction employs

Joule-Thomson expansion cooling
Merely compression of gas beyond its critical pressure
Heat exchange with colder stream
Adiabatic expansion against a piston or in a turbine

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

Plastic sulphur
Rhombic sulphur
Monoclinic sulphur
Milk of sulphur

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Chemical Process
Kopper-Totzek coal gasifier

Operate at very high pressure
Can give ammonia synthesis gas (H₂ + N₂)
Is a moving bed reactor
Cannot use coking coal

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Chemical Process
Polyvinyl chloride (PVC) is

A thermosetting material
Made by employing emulsion polymerisation
A condensation polymerisation product
None of these

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Chemical Process
Fermentator temperature during production of alcohol from molasses is around __________ °C.

150
5
300
30

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