Chemical Element: Prometium
Properties:
Periodic Number: 61
Symbol: Pm
Name: Prometium
Average Mass: 145 g/mol
Stable: no
Density: 7.3
Boiling Point: 3,000.0°C
Melting Point: 1,042.0°C
Specific Heat: ?
Ionisation Potential: 5.6 eV
61
Pm
145
Isotopes:
Name Neutrons Mass Abundance Spin Stable Half Life
141Pm 80 140.913607 0 - no -
129Pm 68 128.94316 0 - no -
145Pm 84 144.912744 0 - no -
144Pm 83 143.912586 0 - no -
138Pm 77 137.91945 0 - no -
147Pm 86 146.915134 0 - no -
158Pm 97 157.93669 0 - no -
154Pm 93 153.92655 0 - no -
160Pm 99 159.94299 0 - no -
148Pm 87 147.917468 0 - no -
161Pm 100 160.94586 0 - no -
153Pm 92 152.924113 0 - no -
137Pm 76 136.92071 0 - no -
159Pm 98 158.93913 0 - no -
134Pm 73 133.92849 0 - no -
149Pm 88 148.918329 0 - no -
128Pm 67 127.94826 0 - no -
133Pm 72 132.92972 0 - no -
156Pm 95 155.93106 0 - no -
131Pm 70 130.9358 0 - no -
150Pm 89 149.920979 0 - no -
162Pm 101 161.95029 0 - no -
155Pm 94 154.9281 0 - no -
163Pm 102 162.95352 0 - no -
143Pm 82 142.910928 0 - no -
151Pm 90 150.921203 0 - no -
157Pm 96 156.9332 0 - no -
135Pm 74 134.92462 0 - no -
146Pm 85 145.914692 0 - no -
130Pm 69 129.94045 0 - no -
140Pm 79 139.9158 0 - no -
142Pm 81 141.91295 0 - no -
152Pm 91 151.92349 0 - no -
132Pm 71 131.93375 0 - no -
139Pm 78 138.91676 0 - no -
136Pm 75 135.92345 0 - no -