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Chemical Process

Chemical Process
Flash point of most vegetable oils is about __________ °C.

300
100
200
50

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Chemical Process
Sucrose is a

Polysacchride
Disacchride
Monosacchride
None of these

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Chemical Process
__________ paper is used in the manufacture of newsprint paper.

Board
Groundwood
Tissue
Wrapping

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Chemical Process
The most commonly used substance to speed up the sedimentation of sewage is

Sodium bisulphite
Lime
Sulphuric acid
Chlorine

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Chemical Process
Salt is added in the kettle during soap manufacture to separate

The metallic soap
Glycerine from lye
Soap from lye
The unsaponified fat from soap

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Chemical Process
Ore concentration by froth floatation utilises the __________ of ore particles.

Wetting characteristics
Terminal velocities
None of these
Density difference

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