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Chemistry

Chemistry
The gas used in the manufacture of vanaspati from vegetable oil is

hydrogen
nitrogen
carbon dioxide
oxygen

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Chemistry
Ferrous sulphate is used in water treatment as a/an

Reducing agent
Oxidizing agent
Adsorbent
Coagulant aid

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Chemistry
How many electrons in a Hydrogen atom

Two
Four
One
Three

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Chemistry
Commercial Vaseline is derived from

Coal tar
Petroleum
Wool wax
Plant gums

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Chemistry
Commonly used antiseptic 'Dettol' is a mixture of

O-cresol + terepineol
Chloroxylenol + terepineol
Phenol + terepineol
O-chlorophenoxylenol + terepineol

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Chemistry
The most commonly used bleaching agent is

chlorine
sodium chlorine
carbon dioxide
alcohol

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MORE MCQ ON Chemistry

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