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Chemical Process

Chemical Process
Finely ground calcium aluminate & silicate is a/an

Explosive
Abrasive
Cermet
Cement

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Chemical Process
The type of high refractive index glass used in optical instruments is __________ glass.

Crookes
None of these
Flint
Pyrex

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

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

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Chemical Process
Glass is

Subjected to galvanising
Mainly CaO
All of these
A super cooled liquid

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Chemical Process
Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in

Pyrolysis of oil
All of these
Sintering of porous catalyst
Hydrogen embrittlement

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Chemical Process
Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

Hydrochloric acid
Formic acid
Nitric acid
Methyl alcohol

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