Consider the In3+/In half reaction (In is the element indium). It does not appea

Question

Consider the In3+/In half reaction (In is the element indium). It does not appear in Table 11.1 in the textbook, but it has a potential of -0.34 V.

1.) Which of the following statements is true?

a.) In is a stronger reducing agent than Zn AND In3+ is a stronger oxidizing agent than Cu2+.

b.) In is a stronger reducing agent than Zn AND In3+ is a stronger oxidizing agent than Zn2+.

c.) In is a stronger reducing agent than Cu AND In3+ is a stronger oxidizing agent than Cu2+.

d.) In is a stronger reducing agent than Cu AND In3+ is a stronger oxidizing agent than Zn2+.

2.) Which of the following statements is true?

a.) The In redox orbital is lower in energy than Zn AND lower in energy than Cu

b.) The In redox orbital is lower in energy than Zn AND higher in energy than Cu    

c.) The In redox orbital is higher in energy than Zn AND lower in energy than Cu

d.) The In redox orbital is higher in energy than Zn AND higher in energy than Cu

Explanation / Answer

as per the standard electrode potential

1.

d.) In is a stronger reducing agent than Cu AND In3+is a stronger oxidizing agent than Zn2+.

2.

b.) The In redox orbital is lower in energy than Zn AND higher in energy than Cu

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