When rain is accompanied by a thunderstorm, the collected rain water will have a pH value

Options

A. Influenced by occurrence of thunderstorm
B. Depends upon the amount of dust in water
C. Slightly lower than that of rain water without thunderstorm
D. Slightly higher than that when thunderstorm is not there

Answer

C

Explanation

Thunderstorm produces acidic oxides which on dissolution in water form acidic rains i.e., `pH lt 7`.