A) 1 : 1
B) 2 : 1
C) 2 : 3
D) 3 : 2
Correct Answer: D
Solution :
(Oxidation number two O atoms taken) On balancing of oxidation number \[3{{H}_{2}}{{O}_{2}}+2Mn{{O}_{2}}\xrightarrow{{}}2MnO_{4}^{-}+6{{H}_{2}}O\] Thus, \[{{H}_{2}}{{O}_{2}}:Mn{{O}_{2}}=3:2\]You need to login to perform this action.
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