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Chemistry

Chemistry
Which gas is used for converting vegetable oils into saturated fats ?

H2
O2
Cl2
SO2

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Chemistry
The most suitable unit for expressing nuclear radius is :

Angstrom
Micron
Nanometre
Fermi

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Chemistry
The chemical name of 'laughing gas' is

Nitrogen pentoxide
Nitrous oxide
Nitrogen dioxide
Nitric oxide

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Chemistry
The advantage of detergents over soaps is

Detergents are soluble in water
Detergents give lather even with hard water
Soaps give lather with only soft water
Detergents could not give much lather

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Chemistry
Persons working in cement plants and lime stone quarries are prone to disease like

Asthma
Cancer
Silicosis
Pneumoconiosis

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Chemistry
Hardest allotrope of carbon is

Diamond
Graphite
Lamp black
Coke

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MORE MCQ ON Chemistry

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