MCAT Question of the Day
    •

    Q:
    Half Reaction E° (V)
    Fe3+ + e- → Fe2+ +0.77 V
    I2 + 2e- → 2I- +0.54 V
    Mg2+ + 2e- → Mg -2.36 V
    Sn2+ + 2e- → Sn -0.14 V

    With which metals listed above can iodine form a galvanic cell in which the iodine is oxidized?
    		 

    A

    		 Iron only

    B

    		 Magnesium only

    C

    		 Magnesium and Tin only

    D

    		 Iron and Tin only



    Electrochemistry |
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