SSC CGL
MediumQ. No. the-oxidation-state-of-mn-in-kmno4-is
The oxidation state of Mn in KMnO4 is
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A+5
B+6
C+7
D+4
Correct Answer: +7Your Answer: C
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In KMnO4: K is +1 O is -2. Let Mn = x. +1 + x + 4(-2) = 0. x = +7. Mn has oxidation state +7.
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