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Chemical Properties of Scandium and Potassium

Scandium
Potassium
Chemical Properties of Potassium and Scandium


Chemical Properties
Chemical Formula
Sc   
K   
Isotopes
  
  
Known Isotopes
13   
26
20   
19
Electronegativity
  
  
Pauling Electronegativity
1.36   
29
0.82   
99+
Sanderson Electronegativity
1.02   
21
0.45   
31
Allred Rochow Electronegativity
1.20   
27
0.91   
39
Mulliken-Jaffe Electronegativity
Not Available   
0.73   
23
Allen Electronegativity
1.19   
36
0.73   
99+
Electropositivity
  
  
Pauling Electropositivity
2.64   
25
3.18   
3
Ionization Energies
  
  
1st Energy Level
633.10 kJ/mol   
99+
418.80 kJ/mol   
99+
2nd Energy Level
1,235.00 kJ/mol   
99+
3,052.00 kJ/mol   
5
3rd Energy Level
2,388.60 kJ/mol   
99+
4,420.00 kJ/mol   
8
4th Energy Level
7,090.60 kJ/mol   
6
5,877.00 kJ/mol   
9
5th Energy Level
8,843.00 kJ/mol   
6
7,975.00 kJ/mol   
8
6th Energy Level
10,679.00 kJ/mol   
7
9,590.00 kJ/mol   
13
7th Energy level
13,310.00 kJ/mol   
8
11,343.00 kJ/mol   
17
8th Energy Level
15,250.00 kJ/mol   
11
14,944.00 kJ/mol   
13
9th Energy Level
17,370.00 kJ/mol   
14
16,963.70 kJ/mol   
15
10th Energy Level
21,726.00 kJ/mol   
13
48,610.00 kJ/mol   
3
11th Energy Level
24,102.00 kJ/mol   
16
54,490.00 kJ/mol   
4
12th Energy Level
66,320.00 kJ/mol   
2
60,730.00 kJ/mol   
4
13th Energy Level
73,010.00 kJ/mol   
2
68,950.00 kJ/mol   
4
14th Energy Level
80,160.00 kJ/mol   
3
75,900.00 kJ/mol   
5
15th Energy Level
89,490.00 kJ/mol   
4
83,080.00 kJ/mol   
6
16th Energy Level
97,400.00 kJ/mol   
5
93,400.00 kJ/mol   
7
17th Energy Level
105,600.00 kJ/mol   
6
99,710.00 kJ/mol   
8
18th Energy Level
117,000.00 kJ/mol   
7
Not Available   
19th Energy Level
124,270.00 kJ/mol   
8
Not Available   
Electrochemical Equivalent
0.56 g/amp-hr   
99+
1.46 g/amp-hr   
99+
Electron Work Function
3.50 eV   
31
2.30 eV   
99+
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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