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Chemical Process

Chemical Process
All enzymes are made of

Carbohydrates
Fats
Amino acids
Proteins

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Chemical Process
Which of the following is an ore of iron?

Bauxite
Hematite
Chalcopyrite
Galena

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Chemical Process
High acid value of an oil or fat is an indication of

Its smaller molecular weight
Storage under improper conditions
None of these
Absence of unsaturation

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Chemical Process
Hydrodenation of vegetable oils is a/an __________ reaction.

Endothermic
Homogenous
Exothermic
Autocatalytic

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Chemical Process
Phthalic anhydride is used

In making PVC
In insecticides manufacture
For making nylon-6
As plasticisers

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Chemical Process
Concentration of sulphide ores is done usually by

Smelting
Roasting
Electro magnetic separation
Froth floatation

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