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Question
In acid rain, pH of rain water is:
In acid rain, pH of rain water is:
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Solution
The correct option is C below 5.6
When pH of rain water drops anywhere below 5.6, it is said to be acid rain.
The main cause for acid rain is the presence of high levels of oxides of sulphur and nitrogen, which form acids with water.
Hence, the correct option is D.
When pH of rain water drops anywhere below 5.6, it is said to be acid rain.
The main cause for acid rain is the presence of high levels of oxides of sulphur and nitrogen, which form acids with water.
Hence, the correct option is D.
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