Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Elements of group -15 form compounds in +5 oxidation state. However, bismuth forms only
one well characterised compound in +5 oxidation state. The compound is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Stability of +5 oxidation state decreases from top to bottom and +3 oxidation state increases from top to bottom due to inert pair effect. Meanwhile compound having +5 oxidation state of Bi is 
. It is due to smaller size and high electronegativity of fluorine.
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