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Chemical Process

Chemical Process
A unit operation is exemplified by the process of

Nitration
Desorption
Combustion
Reduction

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Chemical Process
Percentage of glycerene present in the spent lye obtained during soap manufacture is about

20
5
0.5
35

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Chemical Process
Concentration of sulphide ores is done usually by

Electro magnetic separation
Froth floatation
Roasting
Smelting

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Chemical Process
Which is the most suitable dye for synthetic fibres?

Acid dye
Pigment dye
Azoic dye
Mordant dye

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Chemical Process
Phenol is mainly used

As a plasticiser for unsaturated polyster
To produce phenol formaldehyde
To produce polyester resin
To produce benzene

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Chemical Process
Which of the following is not produced commercially from sea water?

Magnesium & potassium compounds
Bromine
Common salt
Iodine

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