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Solving Problems: A Chemistry Handbook
Chemistry: Matter and Change
311
SOLVING PROBLEMS:
A CHEMISTRY HANDBOOK
Appendix A
Electronegativities
Elements not included on this table have no measured electronegativity.
Metal
Metalloid
Nonmetal
78
Pt
2.2
79
Au
2.4
80
Hg
1.9
81
Tl
1.8
82
Pb
1.8
83
Bi
1.9
85
At
2.2
28
Ni
1.91
29
Cu
1.90
30
Zn
1.65
31
Ga
1.81
32
Ge
2.01
33
As
2.18
34
Se
2.55
35
Br
2.96
46
Pd
2.20
47
Ag
1.93
48
Cd
1.69
49
In
1.78
50
Sn
1.96
51
Sb
2.05
52
Te
2.1
53
I
2.66
13
Al
1.61
14
Si
1.90
15
P
2.19
16
S
2.58
17
Cl
3.16
5
B
2.04
6
C
2.55
7
N
3.04
8
O
3.44
9
F
3.98
84
Po
2.0
1
H
2.20
3
Li
0.98
11
Na
0.93
19
K
0.82
37
Rb
0.82
55
Cs
0.79
87
Fr
0.7
88
Ra
0.9
90
Th
1.3
92
U
1.7
93
Np
1.3
94
Pu
1.3
60
Nd
1.14
64
Gd
1.20
65
Tb
—
66
Dy
1.22
67
Ho
1.23
68
Er
1.24
69
Tm
1.25
70
Yb
—
71
Lu
1.0
58
Ce
1.12
61
Pm
—
62
Sm
1.17
63
Eu
—
59
Pr
1.13
91
Pa
1.5
89
Ac
1.1
56
Ba
0.89
57
La
1.10
72
Hf
1.3
73
Ta
1.5
74
W
1.7
75
Re
1.9
76
Os
2.2
77
Ir
2.2
38
Sr
0.95
39
Y
1.22
40
Zr
1.33
41
Nb
1.6
42
Mo
2.16
20
Ca
1.00
21
Sc
1.36
22
Ti
1.54
23
V
1.63
24
Cr
1.66
43
Tc
2.10
44
Ru
2.2
25
Mn
1.55
26
Fe
1.83
27
Co
1.88
45
Rh
2.28
12
Mg
1.31
4
Be
1.57
Lanthanide series
Actinide series
Table A-5