Q.
The reduction potential of hydrogen half-cell will be negative if:
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a
PH2=1atm and H+=2.0M
b
PH2=1 atm and H+=1.0M
c
PH2=2atm and H+=1.0M
d
PH2=2atm and H+=2.0M
answer is C.
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Detailed Solution
2H(4) )++2e−⟶H2(3)ERP=ERP+−0.0591nlogPH2H+2=0−0.05912log2(1)2
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