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. 2009 Nov 10;10(11):4816–4940. doi: 10.3390/ijms10114816

Table 5.

The comparative orbital electronegativities and the absolute chemical actions for C, N and O atoms [100,101]. All values are in electron-Volts [eV].

Orbital (Hybrid) s p sp sp2 sp3
Element Chemical Information Basis Set Path Integral Basis Set Path Integral Basis Set Path Integral Basis Set Path Integral Basis Set Path Integral
C Mulliken-Jaffe’s Electronegativity 8.59 5.80 10.39 8.79 7.98
Electronegativity
Chemical Action
8.58
8.44
8.56
8.69
3.11
3.11
4.04
4.1
10.73
11.43
9.89
10.04
7.53
7.74
6.99
7.1
5.77
5.83
5.71
5.71
N Mulliken-Jaffe’s Electronegativity 11.21 7.39 15.68 12.87 11.54
Electronegativity
Chemical Action
9.77
8.95
10.13
9.73
5.09
4.80
6.14
5.9
16.97
17.99
17.54
16.86
11.88
12.34
12.40
11.92
9.21
9.35
10.13
9.73
O Mulliken-Jaffe’s Electronegativity 14.39 9.65 27.25 17.07 15.25
Electronegativity
Chemical Action
12.41
10.72
11.87
10.93
8.06
7.35
8.39
7.73
27.06
28.07
27.40
25.23
18.54
19.48
19.38
17.84
14.48
14.84
15.82
14.57