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Chemical Properties of Chromium and Copper

Chromium
Copper
Chemical Properties of Copper and Chromium


Chemical Properties
Chemical Formula
Cr   
Cu   
Isotopes
  
  
Known Isotopes
21   
18
29   
10
Electronegativity
  
  
Pauling Electronegativity
1.66   
18
1.90   
11
Sanderson Electronegativity
1.66   
14
1.98   
9
Allred Rochow Electronegativity
1.56   
10
1.75   
3
Mulliken-Jaffe Electronegativity
Not Available   
1.49   
14
Allen Electronegativity
1.65   
19
1.85   
9
Electropositivity
  
  
Pauling Electropositivity
2.34   
36
2.10   
99+
Ionization Energies
  
  
1st Energy Level
26,130.00 kJ/mol   
1
745.50 kJ/mol   
22
2nd Energy Level
28,750.00 kJ/mol   
1
1,957.90 kJ/mol   
15
3rd Energy Level
34,230.00 kJ/mol   
1
3,555.00 kJ/mol   
15
4th Energy Level
37,066.00 kJ/mol   
1
5,536.00 kJ/mol   
12
5th Energy Level
97,510.00 kJ/mol   
1
7,700.00 kJ/mol   
11
6th Energy Level
105,800.00 kJ/mol   
1
9,900.00 kJ/mol   
10
7th Energy level
114,300.00 kJ/mol   
1
13,400.00 kJ/mol   
7
8th Energy Level
125,300.00 kJ/mol   
1
16,000.00 kJ/mol   
9
9th Energy Level
134,700.00 kJ/mol   
1
19,200.00 kJ/mol   
9
10th Energy Level
144,300.00 kJ/mol   
1
22,400.00 kJ/mol   
11
11th Energy Level
26,130.00 kJ/mol   
12
25,600.00 kJ/mol   
13
12th Energy Level
28,750.00 kJ/mol   
13
35,600.00 kJ/mol   
6
13th Energy Level
34,230.00 kJ/mol   
10
38,700.00 kJ/mol   
6
14th Energy Level
37,066.00 kJ/mol   
12
42,000.00 kJ/mol   
7
15th Energy Level
97,510.00 kJ/mol   
1
46,700.00 kJ/mol   
9
16th Energy Level
105,800.00 kJ/mol   
2
50,200.00 kJ/mol   
10
17th Energy Level
114,300.00 kJ/mol   
3
53,700.00 kJ/mol   
12
18th Energy Level
125,300.00 kJ/mol   
4
61,100.00 kJ/mol   
10
19th Energy Level
134,700.00 kJ/mol   
5
64,702.00 kJ/mol   
11
20th Energy Level
144,300.00 kJ/mol   
7
163,700.00 kJ/mol   
2
21st Energy Level
157,700.00 kJ/mol   
7
174,100.00 kJ/mol   
2
22nd Energy Level
166,090.00 kJ/mol   
6
184,900.00 kJ/mol   
1
23rd Energy Level
Not Available   
198,800.00 kJ/mol   
1
Electrochemical Equivalent
0.32 g/amp-hr   
99+
1.19 g/amp-hr   
99+
Electron Work Function
4.50 eV   
14
4.65 eV   
11
Other Chemical Properties
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Corrosion, Ionization, Solubility   
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