Common Mathematical Operations In Chemistry Worksheets With Answers Page 14
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14Appendix D
14
Chapter 1
•
Keys to the Study of Chemistry
Standard Electrode
(Half-Cell) Potentials*
Half-Reaction
E 8 (V)
F
(g) 1 2e
2F
(aq)
B A
2
2
12.87
2
O
(g) 1 2H
(aq) 1 2e
O
(g) 1 H
O(l)
B A
1
2
12.07
3
2
2
Co
31
(aq) 1 e
Co
21
(aq)
B A
11.82
2
H
O
(aq) 1 2H
(aq) 1 2e
2H
O(l)
B A
1
2
11.77
2
2
2
PbO
(s) 1 3H
(aq) 1 HSO
(aq) 1 2e
PbSO
(s) 1 2H
O(l)
B A
11.70
1
2
2
2
4
4
2
Ce
41
(aq) 1 e
Ce
31
(aq)
B A
11.61
2
MnO
(aq) 1 8H
(aq) 1 5e
Mn
21
(aq) 1 4H
O(l)
B A
2
1
2
11.51
4
2
Au
31
(aq) 1 3e
Au(s)
B A
2
11.50
Cl
(g) 1 2e
2Cl
(aq)
B A
2
2
11.36
2
Cr
O
22
(aq) 1 14H
(aq) 1 6e
2Cr
31
(aq) 1 7H
O(l)
B A
1
2
11.33
2
7
2
MnO
(s) 1 4H
(aq) 1 2e
Mn
21
(aq) 1 2H
O(l)
B A
1
2
11.23
2
2
O
(g) 1 4H
(aq) 1 4e
2H
O(l)
B A
1
2
11.23
2
2
Br
(l) 1 2e
2Br
(aq)
B A
2
2
11.07
2
NO
(aq) 1 4H
(aq) 1 3e
NO(g) 1 2H
O(l)
B A
2
1
2
10.96
3
2
2Hg
21
(aq) 1 2e
Hg
21
(aq)
B A
2
10.92
2
Hg
21
(aq) 1 2e
2Hg(l)
B A
2
10.85
2
Ag
(aq) 1 e
Ag(s)
B A
1
2
10.80
Fe
31
(aq) 1 e
Fe
21
(aq)
B A
2
10.77
O
(g) 1 2H
(aq) 1 2e
H
O
(aq)
B A
1
2
2
2
2
10.68
MnO
(aq) 1 2H
O(l) 1 3e
MnO
(s) 1 4OH
(aq)
B A
2
2
2
4
2
2
10.59
I
(s) 1 2e
2I
(aq)
B A
2
2
2
10.53
O
(g) 1 2H
O(l) 1 4e
4OH
(aq)
B A
2
2
2
2
10.40
Cu
21
(aq) 1 2e
Cu(s)
2
B A
10.34
AgCl(s) 1 e
Ag(s) 1 Cl
(aq)
B A
2
2
10.22
SO
22
(aq) 1 4H
(aq) 1 2e
SO
(g) 1 2H
O(l)
1
2
B A
10.20
4
2
2
Cu
21
(aq) 1 e
Cu
(aq)
B A
2
1
10.15
Sn
41
(aq) 1 2e
Sn
21
(aq)
B A
2
10.13
2H
(aq) 1 2e
H
(g)
0.00
1
2
B A
2
Pb
21
(aq) 1 2e
Pb(s)
B A
2
20.13
Sn
21
(aq) 1 2e
Sn(s)
2
B A
20.14
N
(g) 1 5H
(aq) 1 4e
N
H
(aq)
B A
1
2
1
20.23
2
2
5
Ni
21
(aq) 1 2e
Ni(s)
B A
2
20.25
Co
21
(aq) 1 2e
Co(s)
B A
2
20.28
PbSO
(s) 1 H
(aq) 1 2e
Pb(s) 1 HSO
(aq)
B A
1
2
2
20.31
4
4
Cd
21
(aq) 1 2e
Cd(s)
B A
2
20.40
Fe
21
(aq) 1 2e
Fe(s)
B A
2
20.44
Cr
31
(aq) 1 3e
Cr(s)
B A
2
20.74
Zn
21
(aq) 1 2e
Zn(s)
B A
2
20.76
2H
O(l) 1 2e
H
(g) 1 2OH
(aq)
2
B A
2
20.83
2
2
Mn
21
(aq) 1 2e
Mn(s)
B A
2
21.18
Al
31
(aq) 1 3e
Al(s)
B A
2
21.66
Mg
21
(aq) 1 2e
Mg(s)
B A
2
22.37
Na
(aq) 1 e
Na(s)
B A
1
2
22.71
Ca
21
(aq) 1 2e
Ca(s)
B A
2
22.87
Sr
21
(aq) 1 2e
Sr(s)
B A
2
22.89
Ba
21
(aq) 1 2e
Ba(s)
B A
2
22.90
K
(aq) 1 e
K(s)
B A
1
2
22.93
Li
(aq) 1 e
Li(s)
B A
1
2
23.05
*All values at 298 K. Written as reductions; E value refers to all components in their standard
states: 1 M for dissolved species; 1 atm pressure for the gas behaving ideally; the pure
substance for solids and liquids.
A-14
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