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Chemical Properties of Copper and Potassium

Copper
Potassium
Chemical Properties of Potassium and Copper


Chemical Properties
Chemical Formula
Cu   
K   
Isotopes
  
  
Known Isotopes
29   
10
20   
19
Electronegativity
  
  
Pauling Electronegativity
1.90   
11
0.82   
99+
Sanderson Electronegativity
1.98   
9
0.45   
31
Allred Rochow Electronegativity
1.75   
3
0.91   
39
Mulliken-Jaffe Electronegativity
1.49   
14
0.73   
23
Allen Electronegativity
1.85   
9
0.73   
99+
Electropositivity
  
  
Pauling Electropositivity
2.10   
99+
3.18   
3
Ionization Energies
  
  
1st Energy Level
745.50 kJ/mol   
22
418.80 kJ/mol   
99+
2nd Energy Level
1,957.90 kJ/mol   
15
3,052.00 kJ/mol   
5
3rd Energy Level
3,555.00 kJ/mol   
15
4,420.00 kJ/mol   
8
4th Energy Level
5,536.00 kJ/mol   
12
5,877.00 kJ/mol   
9
5th Energy Level
7,700.00 kJ/mol   
11
7,975.00 kJ/mol   
8
6th Energy Level
9,900.00 kJ/mol   
10
9,590.00 kJ/mol   
13
7th Energy level
13,400.00 kJ/mol   
7
11,343.00 kJ/mol   
17
8th Energy Level
16,000.00 kJ/mol   
9
14,944.00 kJ/mol   
13
9th Energy Level
19,200.00 kJ/mol   
9
16,963.70 kJ/mol   
15
10th Energy Level
22,400.00 kJ/mol   
11
48,610.00 kJ/mol   
3
11th Energy Level
25,600.00 kJ/mol   
13
54,490.00 kJ/mol   
4
12th Energy Level
35,600.00 kJ/mol   
6
60,730.00 kJ/mol   
4
13th Energy Level
38,700.00 kJ/mol   
6
68,950.00 kJ/mol   
4
14th Energy Level
42,000.00 kJ/mol   
7
75,900.00 kJ/mol   
5
15th Energy Level
46,700.00 kJ/mol   
9
83,080.00 kJ/mol   
6
16th Energy Level
50,200.00 kJ/mol   
10
93,400.00 kJ/mol   
7
17th Energy Level
53,700.00 kJ/mol   
12
99,710.00 kJ/mol   
8
18th Energy Level
61,100.00 kJ/mol   
10
Not Available   
19th Energy Level
64,702.00 kJ/mol   
11
Not Available   
20th Energy Level
163,700.00 kJ/mol   
2
Not Available   
21st Energy Level
174,100.00 kJ/mol   
2
Not Available   
22nd Energy Level
184,900.00 kJ/mol   
1
Not Available   
23rd Energy Level
198,800.00 kJ/mol   
1
Not Available   
Electrochemical Equivalent
1.19 g/amp-hr   
99+
1.46 g/amp-hr   
99+
Electron Work Function
4.65 eV   
11
2.30 eV   
99+
Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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