Q. The reduction potential of hydrogen half-cell will be negative if :
(1) P(H2)= 2 atm and [H+] = 2.0 M
(2) P(H2)= 1 atm and [H+] = 2.0 M
(3) P(H2)= 1 atm and [H+] = 1.0 M
(4) P(H2)= 2 atm and [H+] = 1.0 M
✅ Correct Answer: (D)
Option 4
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