Periodic Table/Tantalum/¹⁸⁵Ta

← 184Ta186Ta →

¹⁸⁵Ta

Tantalum-185

Radioactive· Half-life: 49.4 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

73

Neutrons (N)

112

Mass Number (A)

185

Atomic Mass

184.955561AMU

Spin / Parity

7/2+

Binding E/A

7.785keV

Natural Abundance

Trace / None

Half-life

49.4 min

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

β⁻

100.0%

Decay Chain

¹⁸⁵TaTantalum49.4 min

β⁻100.0%

¹⁸⁵WTungsten75.1 d

β⁻100.0%

¹⁸⁵ReRheniumSTABLE

3-step decay chain → stable · Primary path shown

Other Isotopes of Tantalum

155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194

← Back to TantalumData: IAEA NDS · ENSDF