Question

The standard reduction potentials at 25°C for
following hall reactions are given against each
Zn2+ (aq) + 2e = Zn(s),-0.762
Cr. (aq) + 3e = Cr(s), -0.740
2H+ + 2e = H,(g), 0.00
Fe3+ + 2e = Fe2, 0.77
Which is the strongest reducing agent?
(1) Zn
(2) Cr
(3) H,1g)
(4) Fe2+ (aq)​

Answer 1

Answer:

(4) is the correct one

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