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Chemistry
Which one of the following species is stable in aqueous solution ?
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Q. Which one of the following species is stable in aqueous solution ?
JEE Main
JEE Main 2016
The d-and f-Block Elements
A
$Cr^{2+}$
25%
B
$Cu^{+}$
13%
C
$MnO_{4}^{3-}$
27%
D
$MnO_{4}^{2-}$
36%
Solution:
In $MnO_{4}^{2-}$ manganese is in +6 oxidation state which is having highest stability