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Question

Chemistry Question on Atmospheric pollution

Which of the following is NOT a green house gas?

A

CFC

B

CO2CO_2

C

O2O_2

D

NO2NO_2

Answer

O2O_2

Explanation

Solution

Greenhouse gases are those compounds which increase the temperature of the atmosphere by absorbing the IR rays of the sun. They include compounds like water vapour, CO2,NO2,O3CO _{2}, NO _{2}, O _{3}, CFCsCFCs etc. O2O _{2} is not a greenhouse gas.