Isotopes of Lead (Pb)

Symbol Mass Number Relative Atomic Mass Isotopic Composition
178Pb 178 178.003830(26)
179Pb 179 179.00215(21)#
180Pb 180 179.997918(22)
181Pb 181 180.99662(10)
182Pb 182 181.992672(15)
183Pb 183 182.991870(30)
184Pb 184 183.988142(15)
185Pb 185 184.987610(17)
186Pb 186 185.984239(12)
187Pb 187 186.983918(9)
188Pb 188 187.980874(11)
189Pb 189 188.980810(40)
190Pb 190 189.978082(13)
191Pb 191 190.978270(40)
192Pb 192 191.975785(14)
193Pb 193 192.976170(50)
194Pb 194 193.974012(19)
195Pb 195 194.974542(25)
196Pb 196 195.972774(15)
197Pb 197 196.973431(6)
198Pb 198 197.972034(16)
199Pb 199 198.972917(28)
200Pb 200 199.971827(12)
201Pb 201 200.972885(24)
202Pb 202 201.972159(9)
203Pb 203 202.973391(7)
204Pb 204 203.9730436(13) 0.014(1)
205Pb 205 204.9744818(13)
206Pb 206 205.9744653(13) 0.241(1)
207Pb 207 206.9758969(13) 0.221(1)
208Pb 208 207.9766521(13) 0.524(1)
209Pb 209 208.9810901(19)
210Pb 210 209.9841885(16)
211Pb 211 210.9887370(29)
212Pb 212 211.9918975(24)
213Pb 213 212.996581(8)
214Pb 214 213.9998054(26)
215Pb 215 215.00481(44)#

Legend

Mass Number
Relative Atomic Mass
Isotopic Composition
Standard Atomic Weight
Pb: 207.2(1)
Notes (Pb)

Isotopic Composition