Which of these redox reactions do you expect to occur spontaneously in the forward direction Standard...

Which of these redox reactions do you expect to occur spontaneously in the forward direction

Standard Electrode Potentials at 25 ?C

E?(V)

Ni2+(aq)+2e? ?Ni(s) -0.23

Zn2+(aq)+2e? ?Zn(s) -0.76

Cd2+(aq)+2e? ?Cd(s) -0.40

Co2+(aq)+2e? ?Co(s) -0.28

Pb2+(aq)+2e? ?Pb(s) -0.13

Fe2+(aq)+2e? ?Fe(s) -0.45

Al3+(aq)+3e? ?Al(s) -1.66

Ag+(aq)+e? ?Ag(s) 0.80

Cr3+(aq)+3e? ?Cr(s) -0.73

Mn2+(aq)+2e? ?Mn(s) -1.18

Check all that apply.

a) Cr(s)+3Ag+(aq)?Cr3+(aq)+3Ag(s)

b) Ni(s)+Pb2+(aq)?Ni2+(aq)+Pb(s)

c) Fe2+(aq)+Cd(s)?Fe(s)+Cd2+(aq)

d) Cd2+(aq)+Co(s)?Co2+(aq)+Cd(s)

Solutions

Expert Solution

queen_honey_blossom answered 1 year ago

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