Mass Number |
Atomic Mass |
% Abundance |
Nuclear Spin |
---|---|---|---|
130 |
129.9063 |
0.106 |
0 |
132 |
131.9050 |
0.101 |
0 |
133 * |
132.9060 |
0 |
1/2+ |
134 |
133.9045 |
2.417 |
0 |
135 |
134.9057 |
6.592 |
3/2+ |
136 |
135.9046 |
7.854 |
0 |
137 |
136.9058 |
11.230 |
3/2+ |
138 |
137.9052 |
71.700 |
0 |
140 * |
139.9016 |
0 |
0 |
Electron Configuration: |
[Xe] 6s2 |
Relative Atomic Mass: |
137.33 |
State (25°C, 1 atm): |
solid, metal |
Density: |
3594 kg/m3 |
Melting Temperature: |
1002 K |
Boiling Temperature: |
1910 K |
© W. Bauer, 1999