What reactions take place at the cathode and the anode when each of the following is electrolyzed? (Use the lowest possible coefficients. Omit states of matter. If a box is not needed, leave it blank.)
a. molten CuBrâ‚‚ At the cathode: + At the anode: -
b. molten LaF3 + -> + At the cathode: + At the anode:
c. molten CaClâ‚‚ + At the cathode: + At the anode:
