Question

The excess of which of the following gases causes acid rain in the environment?

A Carbon monoxide Correct Answer Incorrect Answer
B Nitrogen oxide Correct Answer Incorrect Answer
C Ozone Correct Answer Incorrect Answer
D Sulphur dioxide Correct Answer Incorrect Answer
E Both b and d Correct Answer Incorrect Answer

Solution

The excess of nitrogen oxide and sulphur dioxide form nitric acid and sulphuric acid which cause acid rain. 

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