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Chemical Process

Chemical Process
Setting of plaster of paris is accompanied with

Loss of CO₂
Dehydration
Hydrolysis
Hydration

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Chemical Process
Phthalic anhydride is made by the

Oxidation of benzene
Dehydrogenation of ethyl benzene
Oxidation of naphthalene
None of these

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Chemical Process
Ca(OH)₂ is called

Limestone
Quicklime
Gypsum
Slaked lime

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Chemical Process
Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.

Endothermic
Both B and C
Exothermic
Irreversible

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Chemical Process
__________ iron is the purest form of iron.

High silicon
Pig
Cast
Wrought

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Chemical Process
Calcareous & argillaceous materials are used in the manufacture of

None of these
Lead
Cement
Carbon disulphide

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