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Chemical Process

Chemical Process
__________ is produced using molasses as the starting raw material.

Dimethyl ether
Methyl alcohol
Benzol
Ethyl alcohol

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Chemical Process
Lubricating greases are a mixture of

Mineral oil and metallic soap
Mineral oil, soap and additives
Mineral oil and fatty oil
Fatty oil and metallic soap

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Chemical Process
Alum is commercially produced from

Galena
Feldspar
Bauxite
Gypsum

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Chemical Process
Ethyl alcohol cannot be produced

By esterification and hydroloysis of ethylene
From waste sulphite substrate of paper mills
None of these
From molasses

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Chemical Process
Average sulphur content in Indian pyrites is about __________ percent.

15
70
55
35

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Chemical Process
Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

Arsenic
Copper
Mangnese
Chromium

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