Periodic Table/Lead/¹⁸⁸Pb

← 187Pb189Pb →

¹⁸⁸Pb

Lead-188

Radioactive· Half-life: 25.1 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

82

Neutrons (N)

106

Mass Number (A)

188

Atomic Mass

187.980879AMU

Spin / Parity

0+

Binding E/A

7.602keV

Natural Abundance

Trace / None

Half-life

25.1 s

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁺

91.5%

α

8.5%

Decay Chain

¹⁸⁸PbLead25.1 s

β⁺91.5%

α¹⁸⁴Hg8.50%

¹⁸⁸TlThallium1.18 min

β⁺100.0%

¹⁸⁸HgMercury3.25 min

β⁺100.0%

α¹⁸⁴Pt3.70%

¹⁸⁸AuGold8.84 min

β⁺100.0%

¹⁸⁸PtPlatinum10.2 d

EC100.0%

α¹⁸⁴Os2.60%

¹⁸⁸IrIridium1.73 d

β⁺100.0%

¹⁸⁸OsOsmiumSTABLE

7-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Lead

178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220

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