1.

Consider the following reduction processes:a) Zn2+ + 2e- ⟶ Zn(s); E° = -0.76 Vb) Ca2+ + 2e- ⟶ Ca(s); E° = -2.87 Vc) Mg2+ + 2e- ⟶ Mg(s); E° = -2.36 Vd) Ni2+ + 2e-⟶ Ni(s); E° = -0.25 VThe reducing power of the metals increases in the order

A. Zn < Mg < Ni < Ca
B. Ni < Zn < Mg < Ca
C. Ca < Zn < Mg < Ni
D. Ca < Mg < Zn < Ni
Answer» C. Ca < Zn < Mg < Ni


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