alleryThe common oxidation states in group 15 are minus three, plus three and:
APlus nine
BPlus four
CPlus five
DPlus seven
Answer & Solution
Correct answer: C. Plus five
1. Three oxidation states are met commonly in this group.
2. Two of them are minus three and plus three.
3. The third is plus five.
_Source: syllabus Chemistry, Chapter 7, The p-Block Elements._
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