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A. Ammonium salts produce haze in atmosphere.
B. Ozone gets produced when atmospheric oxygen reacts with chlorine radicals.
C. Polychlorinated biphenyl is act as cleansing solvents.
D. ‘Blue baby’ syndrome occurs due to the presence of excess of sulphate ions in water.
Choose the correct answer from the options given below:

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A and D only

A and C only

A, B and C only

B and C only

answer is A.

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Detailed Solution

Ammonium salts produce have in atmosphere
Polychlorinated biphenyls acts as clensing agent in case of metals

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