nature of the reactions of A+B -AB2
Answers
Answer:
(A) The reaction O
2
−
→O
2
+O
2
2−
is a redox reaction as it involves oxidation and reduction. This reaction is disproportionation as the oxygen molecule undergoes oxidation as well as disproprtionation.
(B) 2CrO
4
2−
+2H
+
→Cr
2
O
7
2−
+H
2
O
The product dichromate ion contains dimeric bridged tetrahedral metal ion (chromium ion).
(C) MnO
4
−
+NO
2
−
+H
+
→NO
3
−
+Mn
2+
+H
2
O
This is a redox reaction ans Mn is reduced and N is oxidized.
one of the products NO
3
−
ion has trigonal planar structure as it undergoes sp
2
hybridization.
(D) NO
3
−
+H
2
SO
4
+Fe
2+
→Fe
3+
+NO
2
−
is a redox reaction as iron is oxidized and N is reduced
Explanation:
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