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What does this formula represent: #NO_x#?

1 Answer

G_Ozdilek · Grace

Apr 3, 2017

It is used for nitrogen oxides.

Explanation:

#NO, NO_2, NO_3, N_2O, N_2O_3, N_2O_4#, and #N_2O_5#.

But only two of them are important:

#NO# (nitrogen monoxide or nitric oxide) and
#NO_2# (nitrogen dioxide) in air pollution.

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