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Chemistry miscellaneous
  1. Which of the following is not a greenhouse gas ?
    1. Water vapour
    2. O2
    3. O3
    4. CO2
Correct Option: B

Greenhouse gases are those that can absorb and emit infrared radiation, but not radiation in or near the visible spectrum. The most abundant greenhouse gases in Earth’s atmosphere are: Water vapor (H2O), Carbon dioxide (CO2), Methane (CH4), Nitrous oxide (N2O), Ozone (O3) andCFCs.


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