A) +1 to +3
B) +2 to +4
C) +3 to +5
D) +4 to +6
Correct Answer: D
Solution :
[d] In \[Mn{{O}_{2}}\left( O.S.of\,Mn\,is+4 \right)in\,{{K}_{2}}Mn{{O}_{4}}\] (O.S. of Mn is +6). Hence O.S. changes by 2.You need to login to perform this action.
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