Review Questions
1 . If one F is equivalent to 96,487 C/mol e−, what is the charge on an individual electron?
(A) 5.76 × 10^28 C/e−
(B) 6.022 × 10^23 C/e−
(C) 1.6 × 10^19 C/e−
(D) 1.6 × 10−19 C/e−
2 . How many F are required for the reduction of 1 mole of Ni2+ to Ni (s)?
(A) 1 F
(B) 2 F
(C) 96,487 F
(D) 6.022 × 10^23 F
3 . The gold-plating process involves the following reaction:
Au3+ (aq) + 3e− → Au (s)
If 0.600 g of Au is plated onto a metal, how many coulombs are used?
(A) 299 C
(B) 868 C
(C) 2,990 C
(D) 8,680 C