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Chemical Properties of Magnesium and Scandium

Magnesium
Scandium
Chemical Properties of Scandium and Magnesium


Chemical Properties
Chemical Formula
Mg   
Sc   
Isotopes
  
  
Known Isotopes
15   
24
13   
26
Electronegativity
  
  
Pauling Electronegativity
1.31   
31
1.36   
29
Sanderson Electronegativity
1.32   
18
1.02   
21
Allred Rochow Electronegativity
1.23   
25
1.20   
27
Mulliken-Jaffe Electronegativity
1.37   
16
Not Available   
Allen Electronegativity
1.29   
35
1.19   
36
Electropositivity
  
  
Pauling Electropositivity
2.69   
23
2.64   
25
Ionization Energies
  
  
1st Energy Level
737.70 kJ/mol   
24
633.10 kJ/mol   
99+
2nd Energy Level
1,450.70 kJ/mol   
99+
1,235.00 kJ/mol   
99+
3rd Energy Level
7,732.70 kJ/mol   
5
2,388.60 kJ/mol   
99+
4th Energy Level
10,542.50 kJ/mol   
4
7,090.60 kJ/mol   
6
5th Energy Level
13,630.00 kJ/mol   
3
8,843.00 kJ/mol   
6
6th Energy Level
18,020.00 kJ/mol   
3
10,679.00 kJ/mol   
7
7th Energy level
21,711.00 kJ/mol   
3
13,310.00 kJ/mol   
8
8th Energy Level
25,661.00 kJ/mol   
3
15,250.00 kJ/mol   
11
9th Energy Level
31,653.00 kJ/mol   
3
17,370.00 kJ/mol   
14
10th Energy Level
35,458.00 kJ/mol   
5
21,726.00 kJ/mol   
13
11th Energy Level
169,988.00 kJ/mol   
1
24,102.00 kJ/mol   
16
12th Energy Level
189,368.00 kJ/mol   
1
66,320.00 kJ/mol   
2
13th Energy Level
Not Available   
73,010.00 kJ/mol   
2
14th Energy Level
Not Available   
80,160.00 kJ/mol   
3
15th Energy Level
Not Available   
89,490.00 kJ/mol   
4
16th Energy Level
Not Available   
97,400.00 kJ/mol   
5
17th Energy Level
Not Available   
105,600.00 kJ/mol   
6
18th Energy Level
Not Available   
117,000.00 kJ/mol   
7
19th Energy Level
Not Available   
124,270.00 kJ/mol   
8
Electrochemical Equivalent
0.45 g/amp-hr   
99+
0.56 g/amp-hr   
99+
Electron Work Function
3.66 eV   
29
3.50 eV   
31
Other Chemical Properties
Corrosion, Highly Inflammable, Ionization, Solubility   
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
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