Chemical Element: Actinium
Properties:
Periodic Number: 89
Symbol: Ac
Name: Actinium
Average Mass: 227 g/mol
Stable: no
Density: 10.1
Boiling Point: 3,198.0°C
Melting Point: 1,051.0°C
Specific Heat: ?
Ionisation Potential: 5.2 eV
89
Ac
227
Isotopes:
Name Neutrons Mass Abundance Spin Stable Half Life
234Ac 145 234.04842 0 - no -
221Ac 132 221.01558 0 - no -
223Ac 134 223.019126 0 - no -
207Ac 118 207.01209 0 - no -
236Ac 147 236.05518 0 - no -
217Ac 128 217.009333 0 - no -
228Ac 139 228.0310148 0 - no -
216Ac 127 216.008721 0 - no -
235Ac 146 235.0511 0 - no -
215Ac 126 215.00645 0 - no -
226Ac 137 226.02609 0 - no -
232Ac 143 232.04202 0 - no -
212Ac 123 212.00781 0 - no -
220Ac 131 220.01475 0 - no -
209Ac 120 209.00957 0 - no -
222Ac 133 222.017829 0 - no -
227Ac 138 227.027747 1 - no -
211Ac 122 211.00765 0 - no -
219Ac 130 219.0124 0 - no -
224Ac 135 224.021708 0 - no -
229Ac 140 229.03293 0 - no -
218Ac 129 218.01163 0 - no -
230Ac 141 230.03603 0 - no -
231Ac 142 231.03855 0 - no -
213Ac 124 213.00657 0 - no -
210Ac 121 210.00926 0 - no -
233Ac 144 233.04455 0 - no -
214Ac 125 214.00689 0 - no -
225Ac 136 225.023221 0 - no -
208Ac 119 208.01149 0 - no -