Periodic Table/Mendelevium/²⁵⁶Md

← 255Md257Md →

²⁵⁶Md

Mendelevium-256

Radioactive· Half-life: 1.29 h

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

101

Neutrons (N)

155

Mass Number (A)

256

Atomic Mass

256.093888AMU

Spin / Parity

1-

Binding E/A

7.219keV

Natural Abundance

Trace / None

Half-life

1.29 h

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

β⁺

90.8%

α

9.2%

SF

3.0%

Decay Chain

²⁵⁶MdMendelevium1.29 h

β⁺90.8%

α²⁵²Es9.20%

²⁵⁶FmFermium2.62 h

Chain incomplete: Cannot follow SF decay · Primary path shown · branching ratios indicated

Other Isotopes of Mendelevium

244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262

← Back to MendeleviumData: IAEA NDS · ENSDF