MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryEnvironmental ChemistryPrevious Year Questions
When rain is accompanied by a thunderstorm, the collected rain water will have a pH value (AIEEE 2003)
A.slightly lower than that of rain water without✓ Correct
B.slightly higher than that when the thunderstorm is
C.uninfluenced by occurrence of thunderstorm
D.which depends on the amount of dust in air
Explanation
Thunderstorm creates high temperature condition. At this temperature O2 and N2 react to each other and form oxides of nitrogen. Now, oxides of nitrogen react with rain water and form HNO3. So that collected rain in this condition is slightly acidic.
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