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Byju's Answer
Standard XII
Chemistry
Oxidation States of Lanthanides
Oxidation sta...
Question
Oxidation state of
M
n
in
M
n
O
−
4
is:
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Solution
Let
x
be the oxidation state of
M
n
in
M
n
O
−
4
.
Since the overall charge on the complex is
−
1
, the sum of oxidation states of all elements in it should be equal to
−
1
.
Therefore,
x
+
4
(
−
2
)
=
−
1
or,
x
=
+
7
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