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Chemistry

Chemistry
Chemical name of Gammaxane is

Aniline
Benzene hexachloride
Chloro benzene
Toluene

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Chemistry
An example of major air pollutant is

Helium
Oxygen
Carbon dioxide
Carbon monoxide

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Chemistry
Bleaching powder is prepared by passing :

Chlorine over quick lirne
Oxygen over slaked lime
Carbon dioxide over slaked lime
Chlorine over slaked lime

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Chemistry
Which one of the following is extensively used for sterilizing water ?

Borax powder
Bleaching powder
Soda powder
Alum

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Chemistry
The process which does not evolve CO2 in air is

Burning
Organic delay
Breathing
Photosynthesis

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Chemistry
Coating of solid waste with impervious material is known as

Capping
Encapsulation
Landfill
Chemical fixation

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MORE MCQ ON Chemistry

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