A solution containing equimolar amounts of `NiCl_(2)` and `SnBr_(2)` is electrolyzed using a 9V battery and graphite electrodes. What are the first products formed.
A. Ni(s) at cathode, `Cl_(2)(aq)` at anode
B. Ni(s) cathode, `Br_(2)(aq)` at anode
C. Sn(s) at cathode, `Br_(2)(aq)` at anode
D. Sn(s) at cathode, `Cl_(2)(aq)` at anode