×

Europium
Europium

Promethium
Promethium



ADD
Compare
X
Europium
X
Promethium

Chemical Properties of Europium and Promethium

1 Chemical
1.1 Chemical Formula
Eu
Pm
1.2 Isotopes
1.2.1 Known Isotopes
3127
Tennessine
0 38
1.3 Electronegativity
1.3.1 Pauling Electronegativity
1.20NA
Francium
0.7 2.54
1.3.2 Sanderson Electronegativity
1.01NA
Cesium
0.22 2.56
1.3.3 Allred Rochow Electronegativity
NA1.07
Cesium
0.86 1.82
1.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium
0.62 2.48
1.3.5 Allen Electronegativity
NANA
Cesium
0.659 2.7
1.4 Electropositivity
1.4.1 Pauling Electropositivity
NANA
Gold
1.46 3.3
1.5 Ionization Energies
1.5.1 1st Energy Level
547.10 kJ/mol540.00 kJ/mol
Cesium
375.7 26130
1.5.2 2nd Energy Level
1,085.00 kJ/mol1,050.00 kJ/mol
Ruthenium
710.2162 28750
1.5.3 3rd Energy Level
2,404.00 kJ/mol2,150.00 kJ/mol
Osmium
1600 34230
1.5.4 4th Energy Level
4,120.00 kJ/mol3,970.00 kJ/mol
Thorium
2780 37066
1.5.5 5th Energy Level
NANA
Dubnium
4305.2 97510
1.5.6 6th Energy Level
NANA
Seaborgium
5715.8 105800
1.5.7 7th Energy level
NANA
Bohrium
7226.8 114300
1.5.8 8th Energy Level
NANA
Hassium
8857.4 125300
1.5.9 9th Energy Level
NANA
Yttrium
14110 134700
1.5.10 10th Energy Level
NANA
Strontium
17100 144300
1.5.11 11th Energy Level
NANA
Yttrium
19900 169988
1.5.12 12th Energy Level
NANA
Molybdenum
22219 189368
1.5.13 13th Energy Level
NANA
Molybdenum
26930 76015
1.5.14 14th Energy Level
NANA
Molybdenum
29196 86450
1.5.15 15th Energy Level
NANA
Manganese
41987 97510
1.5.16 16th Energy Level
NANA
Iron
47206 109480
1.5.17 17th Energy Level
NANA
Cobalt
52737 122200
1.5.18 18th Energy Level
NANA
Nickel
58570 134810
1.5.19 19th Energy Level
NANA
Copper
64702 148700
1.5.20 20th Energy Level
NANA
Molybdenum
80400 171200
1.5.21 21st Energy Level
NANA
Molybdenum
87000 179100
1.5.22 22nd Energy Level
NANA
Molybdenum
93400 184900
1.5.23 23rd Energy Level
NANA
Molybdenum
98420 198800
1.5.24 24th Energy Level
NANA
Molybdenum
104400 195200
1.5.25 25th Energy Level
NANA
Molybdenum
121900 121900
1.5.26 26th Energy Level
NANA
Molybdenum
127700 127700
1.5.27 27th Energy Level
NANA
Molybdenum
133800 133800
1.5.28 28th Energy Level
NANA
Molybdenum
139800 139800
1.5.29 29th Energy Level
NANA
Molybdenum
148100 148100
1.5.30 30th Energy Level
NANA
Molybdenum
154500 154500
1.6 Electrochemical Equivalent
1.89 g/amp-hr1.80 g/amp-hr
Beryllium
0.16812 8.3209
1.7 Electron Work Function
2.50 eVNA
Cesium
2.14 5.65
1.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes, Solubility