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Chemical Process

Chemical Process
__________ is used as a flux in the smelting of copper ore like chalcopyrite.

Dolomite
Lime powder
Coke breeze
Silica/quartz

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Chemical Process
Sodium bisulphite is used for __________ water.

Both A & B
Neither A nor B
Dechlorination
Deaeration

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Chemical Process
Pure rectified spirit contains about __________ percent alcohol.

45
95
70
99.5

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Chemical Process
Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

75
50
> 30
< 10

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Chemical Process
Which of the following is a disacchride?

Starch
Maltose
Sucrose
Glucose

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Chemical Process
Hydrochloric acid is also known as

Muriatic acid
Strong organic acid
Oil of vitriol
Green acid

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MORE MCQ ON Chemical Process

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