Engineering
Chemistry
Oxidation Number and Calculation
Question

Which ordering of compounds is according to the decreasing order of the oxidation state of nitrogen?

NO, HNO3, NH4Cl, N2

HNO3, NH4Cl, NO, N2

HNO3, NO, N2, NH4Cl

HNO3, NO, NH4Cl, N2

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Solution

HNO3 = +5 , NO = +2 , N2 = 0 , NH4Cl = –3