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Chemical Process

Chemical Process
Very fine suspended and colloidal impurities are removed from water by a process called

Softening
Sedimentation
Coagulation
Disinfection

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Chemical Process
Lithopaneis

White lead
ZnS (white pigment)
Explosive
Filter aid

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Chemical Process
Phosphoric acid is prepared from

None of these
Rock phosphate
Cryolite
Chalcopyrite

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Chemical Process
Riboflavin is a/an

Anti-malarial drug
Anaesthetics
Vitamin
Analgesic drug

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Chemical Process
Which is the main reducing agent during production of iron from iron ore in a blast furnace?

CO₂
C
CO
H₂

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Chemical Process
Lurgi coal gasifier is a pressurised __________ bed reactor.

Fluidised
Fixed
Moving
Entrained

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