Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Which pair of the compounds is expected to show similar colour in aqueous medium?
A
and 
B
and 
C
and 
D
and 
Text Solution
Verified by ExpertsThe correct answer is:
B
In 
, the oxidation number of V is +4 . In 
, the oxidation number of Cu is +2 .
Thus, 
and 
Both metals have one unpaired electron. The metal ion salts having similar number of unpaired electrons in 
-orbitals. Thus, show similar colour in aqueous medium.
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