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Chemical Properties of Magnesium and Potassium

Magnesium
Potassium
Chemical Properties of Potassium and Magnesium


Chemical Properties
Chemical Formula
Mg   
K   
Isotopes
  
  
Known Isotopes
15   
24
20   
19
Electronegativity
  
  
Pauling Electronegativity
1.31   
31
0.82   
99+
Sanderson Electronegativity
1.32   
18
0.45   
31
Allred Rochow Electronegativity
1.23   
25
0.91   
39
Mulliken-Jaffe Electronegativity
1.37   
16
0.73   
23
Allen Electronegativity
1.29   
35
0.73   
99+
Electropositivity
  
  
Pauling Electropositivity
2.69   
23
3.18   
3
Ionization Energies
  
  
1st Energy Level
737.70 kJ/mol   
24
418.80 kJ/mol   
99+
2nd Energy Level
1,450.70 kJ/mol   
99+
3,052.00 kJ/mol   
5
3rd Energy Level
7,732.70 kJ/mol   
5
4,420.00 kJ/mol   
8
4th Energy Level
10,542.50 kJ/mol   
4
5,877.00 kJ/mol   
9
5th Energy Level
13,630.00 kJ/mol   
3
7,975.00 kJ/mol   
8
6th Energy Level
18,020.00 kJ/mol   
3
9,590.00 kJ/mol   
13
7th Energy level
21,711.00 kJ/mol   
3
11,343.00 kJ/mol   
17
8th Energy Level
25,661.00 kJ/mol   
3
14,944.00 kJ/mol   
13
9th Energy Level
31,653.00 kJ/mol   
3
16,963.70 kJ/mol   
15
10th Energy Level
35,458.00 kJ/mol   
5
48,610.00 kJ/mol   
3
11th Energy Level
169,988.00 kJ/mol   
1
54,490.00 kJ/mol   
4
12th Energy Level
189,368.00 kJ/mol   
1
60,730.00 kJ/mol   
4
13th Energy Level
Not Available   
68,950.00 kJ/mol   
4
14th Energy Level
Not Available   
75,900.00 kJ/mol   
5
15th Energy Level
Not Available   
83,080.00 kJ/mol   
6
16th Energy Level
Not Available   
93,400.00 kJ/mol   
7
17th Energy Level
Not Available   
99,710.00 kJ/mol   
8
Electrochemical Equivalent
0.45 g/amp-hr   
99+
1.46 g/amp-hr   
99+
Electron Work Function
3.66 eV   
29
2.30 eV   
99+
Other Chemical Properties
Corrosion, Highly Inflammable, Ionization, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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