Question 1
What is the balanced chemical equation for the galvanic cell reaction expressed using shorthand notation below?
Al(s) ∣ Al3+(aq) ∣∣ Cd2+(aq) ∣ Cd(s)
◦ 3 Al(
s) + 2 Cd
2+(
aq) → 3 Al
3+(
aq) + 2 Cd(
s)
◦ 2 Al(
s) + 3 Cd
2+(
aq) → 2 Al
3+(
aq) + 3 Cd(
s)
◦ 3 Cd(
s) + 2 Al
3+(
aq) → 3 Cd
2+(
aq) + 2 Al(
s)
◦ 2 Cd(
s) + 3 Al
3+(
aq) → 2 Cd
2+(
aq) + 3 Al(
s)
Question 2
What is the balanced equation for the galvanic cell reaction expressed using shorthand notation below?
Cu(s) ∣ Cu2+(aq) ∣∣ Cl2(g) ∣ Cl-(aq) ∣ C(s)
◦ Cu(
s) + Cl
2(
g) → Cu
2+(
aq) + 2 Cl
-(
aq)
◦ Cu
2+(
aq) + 2 Cl
-(
aq) → Cu(
s) + Cl
2(
g)
◦ Cu(
s) + 2 Cl
-(
aq) → Cu
2+(
aq) + Cl
2(
g)
◦ Cu
2+(
aq) + 2 Cl
-(
aq) → CuCl
2(
s)