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ChemistryChemistry
16 July, 23:13

What is the oxidation number of Nitrogen in HNO2?

+1

-1

+3

-3

+3
Answers (1)
  1. 17 July, 00:04
    0
    The correct answer is + 3

    That is because the number of the entire molecule must always be 0. Since O2 equals - 4 because individual oxygen atoms are - 2, and Hydrogen (H) is + 1, then you can see that H + 1, + 3 from N, - 4 from O2 = 0.
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