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Chemical Properties of Chromium and Calcium

Chromium
Calcium
Chemical Properties of Calcium and Chromium


Chemical Properties
Chemical Formula
Cr   
Ca   
Isotopes
  
  
Known Isotopes
21   
18
19   
20
Electronegativity
  
  
Pauling Electronegativity
1.66   
18
1.00   
99+
Sanderson Electronegativity
1.66   
14
0.95   
24
Allred Rochow Electronegativity
1.56   
10
1.04   
34
Mulliken-Jaffe Electronegativity
Not Available   
1.08   
17
Allen Electronegativity
1.65   
19
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
2.34   
36
3.00   
9
Ionization Energies
  
  
1st Energy Level
26,130.00 kJ/mol   
1
589.80 kJ/mol   
99+
2nd Energy Level
28,750.00 kJ/mol   
1
1,145.40 kJ/mol   
99+
3rd Energy Level
34,230.00 kJ/mol   
1
4,912.40 kJ/mol   
7
4th Energy Level
37,066.00 kJ/mol   
1
6,491.00 kJ/mol   
7
5th Energy Level
97,510.00 kJ/mol   
1
8,153.00 kJ/mol   
7
6th Energy Level
105,800.00 kJ/mol   
1
10,496.00 kJ/mol   
8
7th Energy level
114,300.00 kJ/mol   
1
12,270.00 kJ/mol   
12
8th Energy Level
125,300.00 kJ/mol   
1
14,206.00 kJ/mol   
15
9th Energy Level
134,700.00 kJ/mol   
1
18,191.00 kJ/mol   
12
10th Energy Level
144,300.00 kJ/mol   
1
20,385.00 kJ/mol   
16
11th Energy Level
26,130.00 kJ/mol   
12
57,110.00 kJ/mol   
3
12th Energy Level
28,750.00 kJ/mol   
13
63,410.00 kJ/mol   
3
13th Energy Level
34,230.00 kJ/mol   
10
70,110.00 kJ/mol   
3
14th Energy Level
37,066.00 kJ/mol   
12
78,890.00 kJ/mol   
4
15th Energy Level
97,510.00 kJ/mol   
1
86,310.00 kJ/mol   
5
16th Energy Level
105,800.00 kJ/mol   
2
94,000.00 kJ/mol   
6
17th Energy Level
114,300.00 kJ/mol   
3
104,900.00 kJ/mol   
7
18th Energy Level
125,300.00 kJ/mol   
4
111,711.00 kJ/mol   
8
19th Energy Level
134,700.00 kJ/mol   
5
Not Available   
20th Energy Level
144,300.00 kJ/mol   
7
Not Available   
21st Energy Level
157,700.00 kJ/mol   
7
Not Available   
22nd Energy Level
166,090.00 kJ/mol   
6
Not Available   
Electrochemical Equivalent
0.32 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
4.50 eV   
14
2.87 eV   
38
Other Chemical Properties
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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