formulas Flashcards
1
Q
what is produced at the cathode for molten lead bromide
A
lead metal
Pb2+ + 2e -> Pb
2
Q
what is produced at the anode for molten lead bromide
A
Bromine is produced
2Br- -> Br2 + 2e-
3
Q
what happens if theres no group 7 ion
A
hydrogen is formed at the CATHODE
4
Q
what is produced at anode
A
always some sort of gas
5
Q
formula for chlorine oxidation
A
2Cl- -> Cl2 + 2e
6
Q
formula for hydrogen reduction (cathode)
A
2H+ + 2e- -> H2
7
Q
what does water split into
A
H+ OH-
