Answers

2015-08-28T19:50:00+05:30
The Oxidation number of hydrogen is +1
the Oxidation number of oxygen is -2
the sum of the Oxidation numbers of nuetral molecule is zero
H+N+4 (O)= 0
+1+N+4 (-2)=0
1+N-8=0
N=7
I think this ia not correct. .. nitrogen is VA group element so its oxidation number not more than 5...
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