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Americium
Americium

Actinium
Actinium



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Americium
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Actinium

Chemical Properties of Americium and Actinium

Chemical

Chemical Formula

Am
Ac

Isotopes

Known Isotopes

1629
0 38
👆🏻

Electronegativity

Pauling Electronegativity

1.301.10
0 2.6
👆🏻

Sanderson Electronegativity

1.301.10
0.22 2.56
👆🏻

Allred Rochow Electronegativity

1.201.00
0.86 1.9
👆🏻

Mulliken-Jaffe Electronegativity

1.301.10
0.62 2.48
👆🏻

Allen Electronegativity

1.301.10
0.659 2.7
👆🏻

Electropositivity

Pauling Electropositivity

2.702.90
1.46 3.3
👆🏻

Ionization Energies

1st Energy Level

578.00 kJ/mol499.00 kJ/mol
375.7 26130
👆🏻

2nd Energy Level

1,158.00 kJ/mol1,170.00 kJ/mol
392.8 28750
👆🏻

3rd Energy Level

2,132.00 kJ/mol1,900.00 kJ/mol
392.8 34230
👆🏻

4th Energy Level

3,493.00 kJ/mol4,700.00 kJ/mol
375.7 37066
👆🏻

5th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
392 97510
👆🏻

6th Energy Level

5,780.00 kJ/mol5,750.00 kJ/mol
1007 105800
👆🏻

7th Energy level

5,780.00 kJ/mol5,750.00 kJ/mol
1007 114300
👆🏻

8th Energy Level

5,780.00 kJ/mol5,750.00 kJ/mol
730 125300
👆🏻

9th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
1007 134700
👆🏻

10th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
392 144300
👆🏻

11th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
392 169988
👆🏻

12th Energy Level

62,400.00 kJ/mol49,900.00 kJ/mol
0 189368
👆🏻

13th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
1007 76015
👆🏻

14th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
380 86450
👆🏻

15th Energy Level

62,400.00 kJ/mol49,900.00 kJ/mol
33000 100700
👆🏻

16th Energy Level

57,800.00 kJ/mol49,900.00 kJ/mol
375.7 109480
👆🏻

17th Energy Level

578.00 kJ/mol499.00 kJ/mol
375.7 122200
👆🏻

18th Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
0 134810
👆🏻

19th Energy Level

578.00 kJ/mol499.00 kJ/mol
375.7 148700
👆🏻

20th Energy Level

578.00 kJ/mol499.00 kJ/mol
0 171200
👆🏻

21st Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
375.7 179100
👆🏻

22nd Energy Level

578.00 kJ/mol499.00 kJ/mol
330 184900
👆🏻

23rd Energy Level

5,780.00 kJ/mol4,990.00 kJ/mol
357.6 198800
👆🏻

24th Energy Level

578.00 kJ/mol499.00 kJ/mol
297.3 195200
👆🏻

25th Energy Level

578.00 kJ/mol499.00 kJ/mol
0 121900
👆🏻

26th Energy Level

578.00 kJ/mol499.00 kJ/mol
357.6 127700
👆🏻

27th Energy Level

578.00 kJ/mol499.00 kJ/mol
0 133800
👆🏻

28th Energy Level

578.00 kJ/mol499.00 kJ/mol
297.3 139800
👆🏻

29th Energy Level

578.00 kJ/mol499.00 kJ/mol
0 148100
👆🏻

30th Energy Level

578.00 kJ/mol499.00 kJ/mol
0 154500
👆🏻

Electrochemical Equivalent

3.02 g/amp-hr2.82 g/amp-hr
0.16812 8.3209
👆🏻

Electron Work Function

4.30 eV4.38 eV
2.14 6
👆🏻

Other Chemical Properties

Ionization, Radioactive Isotopes, Radioactivity, Solubility
Ionization, Radioactive Isotopes, Radioactivity, Solubility