Isotopes of Tantalum (Ta)

Symbol Mass Number Relative Atomic Mass Isotopic Composition
155Ta 155 154.97459(54)#
156Ta 156 155.97230(43)#
157Ta 157 156.96819(22)
158Ta 158 157.96670(22)#
159Ta 159 158.963018(22)
160Ta 160 159.96149(10)
161Ta 161 160.958420(60)#
162Ta 162 161.957290(60)
163Ta 163 162.954330(40)
164Ta 164 163.953530(30)
165Ta 165 164.950773(19)
166Ta 166 165.950510(30)
167Ta 167 166.948090(30)
168Ta 168 167.948050(30)
169Ta 169 168.946010(30)
170Ta 170 169.946180(30)
171Ta 171 170.944480(30)
172Ta 172 171.944900(30)
173Ta 173 172.943750(30)
174Ta 174 173.944450(30)
175Ta 175 174.943740(30)
176Ta 176 175.944860(30)
177Ta 177 176.944472(4)
178Ta 178 177.945778(16)
179Ta 179 178.9459295(23)
180Ta 180 179.9474648(24) 0.00012(2)
181Ta 181 180.9479958(19) 0.99988(2)
182Ta 182 181.9501518(19)
183Ta 183 182.9513726(19)
184Ta 184 183.954008(28)
185Ta 185 184.955559(15)
186Ta 186 185.958550(60)
187Ta 187 186.96053(21)#
188Ta 188 187.96370(21)#
189Ta 189 188.96583(32)#
190Ta 190 189.96923(43)#

Legend

Mass Number
Relative Atomic Mass
Isotopic Composition
Standard Atomic Weight
Ta: 180.94788(2)

Isotopic Composition