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Chemical Process

Chemical Process
Naphthols are derivates of

Phenol
Methyl amine
Naphthalene
Xylene

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Chemical Process
Fusion of limestone and __________ produces high alumina cement.

Sand
Bauxite
Quicklime
Calcite

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

None of these
Pyrex
Crookes
Flint

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Chemical Process
White phosphorous is stored under water, because

It does not react with water
It is poisonous
Its kindling temperature in dry air is very low
It is unstable

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Chemical Process
Function of sodium thiosulphate (hypo) in development of photographic film/plate is to

Remove unexposed silver halide
Brighten the faint images
Remove metallic silver
Convert silver chloride to silver

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Chemical Process
Viscose rayon is

Regenerated cellulose acetate
Cellulose nitrate
None of these
Regenerated cellulose nitrate

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