Which of the following electron distributions will be expected for [Rh(en)_3]^3+? Rh^0: [Kr] 5s^2 4d^7

a. (T_2g)^2(e_g)^4 b. (t_2g)^6(e_g)^0 c. (t_2g)^3(e_g)^3 d. (t_2g)^4(e_g)^2

What are the products at the cathode and anode when an aqueous solution of KI is electrolyzed between platinum electrodes?

E^o_red of K I K+ = -2.93 V

Ered of Pt I H2O, H2, OH- = -0.83 V

Ered of Pt I I2, I- = 0.53 V

Ered of Pt I O2, H2O, H+ = 1.23 V

a. K(s) at the cathode, O2(g) at the anode

b. K(s) at the cathode , I2(s) at the anode

c. H2(g) at the cathode, O2(g) at the anode

d. H2(g) at the cathode, I2(s) at the anode