1 Chemical
1.1 Chemical Formula
1.2 Isotopes
1.2.1 Known Isotopes
1.3 Electronegativity
1.3.1 Pauling Electronegativity
1.4.3 Sanderson Electronegativity
1.4.5 Allred Rochow Electronegativity
1.4.7 Mulliken-Jaffe Electronegativity
2.1.1 Allen Electronegativity
2.3 Electropositivity
2.3.1 Pauling Electropositivity
2.5 Ionization Energies
2.5.1 1st Energy Level
658.80 kJ/mol603.40 kJ/mol
375.7
26130
2.6.1 2nd Energy Level
1,309.80 kJ/mol1,174.80 kJ/mol
710.2162
28750
2.7.1 3rd Energy Level
2,652.50 kJ/mol2,417.00 kJ/mol
1600
34230
2.8.2 4th Energy Level
4,174.60 kJ/mol4,203.00 kJ/mol
2780
37066
2.8.4 5th Energy Level
9,581.00 kJ/molNA
4305.2
97510
2.8.6 6th Energy Level
11,533.00 kJ/molNA
5715.8
105800
2.8.7 7th Energy level
13,590.00 kJ/molNA
7226.8
114300
2.9.1 8th Energy Level
16,440.00 kJ/molNA
8857.4
125300
2.9.2 9th Energy Level
18,530.00 kJ/molNA
14110
134700
2.9.3 10th Energy Level
20,833.00 kJ/molNA
17100
144300
2.9.4 11th Energy Level
25,575.00 kJ/molNA
19900
169988
2.9.5 12th Energy Level
28,125.00 kJ/molNA
22219
189368
2.9.6 13th Energy Level
76,015.00 kJ/molNA
26930
76015
2.9.7 14th Energy Level
83,280.00 kJ/molNA
29196
86450
2.9.8 15th Energy Level
90,880.00 kJ/molNA
41987
97510
2.9.9 16th Energy Level
100,700.00 kJ/molNA
47206
109480
2.9.10 17th Energy Level
109,100.00 kJ/molNA
52737
122200
2.9.11 18th Energy Level
117,800.00 kJ/molNA
58570
134810
2.9.12 19th Energy Level
129,900.00 kJ/molNA
64702
148700
2.9.13 20th Energy Level
137,530.00 kJ/molNA
80400
171200
2.9.14 21st Energy Level
2.9.15 22nd Energy Level
2.9.16 23rd Energy Level
2.9.17 24th Energy Level
2.9.18 25th Energy Level
2.9.19 26th Energy Level
2.9.20 27th Energy Level
2.9.21 28th Energy Level
2.9.22 29th Energy Level
2.9.23 30th Energy Level
2.10 Electrochemical Equivalent
0.45 g/amp-hr1.98 g/amp-hr
0.16812
8.3209
2.11 Electron Work Function
2.12 Other Chemical Properties
Chemical Stability, Ionization
Ionization, Radioactive Isotopes, Solubility