MCQ
Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity ?
- ✓$N_2O_5$
- B$NO_2$
- C$N_2O$
- D$NO$
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$\left[\right.$ Given : $pK _{ b }\left( NH _3\right)=4.745$
$\log 2=0.301$
$\log 3=0.477$
$T =298\,K ]$
