Published by:
CGP EDU Academic Team
Published on: August 11, 2026
Elements of group – 15 form compounds in +5 oxidation state. However, bismuth forms only one well characterized compound in +5 oxidations state. The compound is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
The stability of +5 oxidation state decreases down the group due to inert pair effect. The only well characterized Bi(V) compound is 
as fluorine being most electronegative element is able to unpair ns electrons.
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