The common oxidation states of group-15 elements are
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a
+3 and +5
b
- 3 and - 5
c
-5 and +5
d
-3,+3 and +5
answer is D.
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Detailed Solution
Maximum oxidation state of 15th group elements=+5Minimum oxidation state of 15th group elements =Group no. - 8 =5 - 8 = -3due to inert pair effect = +3