Appendix

Electronegativity

Atom Atomic No. Electronegativity
H 1 2.1
He 2 3.74
Li 3 0.87
Be 4 1.37
B 5 1.91
C 6 2.4
N 7 2.97
O 8 3.4
F 9 4
Ne 10 4.67
Na 11 0.91
Mg 12 1.13
Al 13 1.37
Si 14 1.64
P 15 1.96
S 16 2.34
Cl 17 2.73
Ar 18 3.19
K 19 0.81
Ca 20 0.94
Sc 21 1.1
Ti 22 1.22
V 23 1.35
Cr 24 1.46
Mn 25 1.5
Fe 26 1.54
Co 27 1.6
Ni 28 1.65
Cu 29 1.65
Zn 30 1.56
Ga 31 1.72
Ge 32 1.92
As 33 2.1
Se 34 2.38
Br 35 2.64
Kr 36 2.9
Rb 37 0.79
Sr 38 0.89
Y 39 1.01
Zr 40 1.12
Nb 41 1.13
Mo 42 1.2
Tc 43 1.26
Ru 44 1.32
Rh 45 1.35
Pd 46 1.25
Ag 47 1.32
Cd 48 1.36
In 49 1.39
Sn 50 1.62
Sb 51 1.72
Te 52 1.91
I 53 2.11
Xe 54 2.35
Cs 55 0.76
Ba 56 0.87
La 57 0.98
Ce 58 0.98
Pr 59 0.97
Nd 60 0.97
Pm 61 0.97
Sm 62 0.97
Eu 63 0.91
Gd 64 1.01
Tb 65 1
Dy 66 1
Ho 67 1
Er 68 1.01
Tm 69 1.01
Yb 70 0.96
Lu 71 1.04
Hf 72 1.13
Ta 73 1.23
W 74 1.3
Re 75 1.36
Os 76 1.42
Ir 77 1.45
Pt 78 1.34
Au 79 1.32
Hg 80 1.34
Tl 81 1.34
Pb 82 1.45
Bi 83 1.57
Po 84 1.66
At 85 1.8
Rn 86 1.95
Fr 87 0.76
Ra 88 0.87
Ac 89 0.9
Th 90 1.01
Pa 91 1.04
U 92 1.12
Np 93 1.12
Pu 94 1.12
Am 95 1.1
Cm 96 1.1
Bk 97 1.1
Cf 98 1.1
Es 99 1.1
Fm 100 1.1
Md 101 1.1
No 102 1.1
Lr 103
Mann, J. B.; Meek, T.L.; Allen, L. C. J. Am. Chem. Soc. 2000, 122, 2780-2783.
Mann, J. B.; Meek, T. L.; Knight, E. T.; Capitani, J. F.; Allen, L. C. J. Am. Chem. Soc. 2000, 122, 5132-5137.
Allred, A. L.; Rochow, E. G. J. Inorg. Nucl. Chem. 1958, 5, 264.
Meek, T. L. J. Chem. Educ. 1995, 72, 17. Little, E. J.; Jones, M. M. J. Chem. Educ. 1960, 37, 231.
Allred, A. L. J. Inorg. Nucl. Chem. 1961, 17, 215.

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