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Chemistry

Chemistry
By-product obtained by soap industry is

Caustic potash
Caustic soda
Naphthalene
Glycerol

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Chemistry
The pollutant responsible for ozone holes is ________

SO2
CO2
CO
CFC

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Chemistry
The hydronium ion is

H3O+
HO -
H+
H2+

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Chemistry
Most poisonous pollutant in water is

Zinc
Phosphate
Arsenic
Detergent

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Chemistry
Ozone depletion in the atmosphere is mainly caused by

Nitrogen dioxide
Sulphur dioxide
Chlorofluorocarbon
Hydrogen sulphide

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Chemistry
Which of the following in automobile exhaust can cause cancer?

Lead
Oxides of nitrogen
Carbon monoxide
Polyclinic hydrocarbons

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MORE MCQ ON Chemistry

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