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1. Mn2+ +2H2O *Image* MnO2 +4H++2e- E0= -1.23 MnO4- +4H++3e- *Image* MnO2+2H2O E0=+1.70 Select correct statement[s]: a.Mn2+ reacts with MnO4- in acid solution to form MnO2 b.Mn(MnO4)2 is stable in acid soln. c.MnO2 di ...
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In Standard Hydrogen Electrode represented by Pt(s)|H2(g)|H+(aq) has the reaction H+(aq) + e-→ ½H2O.. so.. there is a gain of electrons=> reduction=> its a cathode.. the why is the standard hydrogen electrode taken a ...
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In Standard Hydrogen Electrode represented by Pt(s)|H2(g)|H+(aq) has the reaction H+(aq) + e-→ ½H2O.. so.. there is a gain of electrons=> reduction=> its a cathode.. the why is the standard hydrogen electrode taken a ...
replied2014-11-05 15:02:36