Periodic Table/Lawrencium/²⁶¹Lr

← 260Lr262Lr →

²⁶¹Lr

Lawrencium-261

Radioactive· Half-life: 39.0 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

103

Neutrons (N)

158

Mass Number (A)

261

Atomic Mass

261.106879AMU

Spin / Parity

1/2-

Binding E/A

7.179keV

Natural Abundance

Trace / None

Half-life

39.0 min

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

SF

100.0%

α

Other Isotopes of Lawrencium

251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266

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