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CHEMISTRY

Chemistry
The pollutant responsible for ozone holes is ________

SO2
CFC
CO2
CO

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Chemistry
Major gaseous pollutant of the thermal power station is

H2 S
NO2
SO2
NH3

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Chemistry
The gas causing acid rain in an industrial area is

Carbon monoxide
Carbon dioxide
Methane
Sulphur dioxide

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Chemistry
A powerful eye irritant present in smog is

Peroxyacetyl nitrate
Sulphur dioxide
Nitric oxide
Carbon dioxide

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Chemistry
CNG used in automobiles to check pollution, mainly consists of

CO2
H2
CH4
N2

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