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Byju's Answer
Standard IX
Chemistry
Assigning Oxidation Numbers
In MnO 4-4 th...
Question
In MnO
4
-4
the oxidation number of Mn is-
A
4
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B
7
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C
2
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D
8
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Solution
The correct option is
A
4
x + 4(-2) = -4
x = 4
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