It's Elemental - Isotopes of the Element Rhenium

Isotopes of the Element Rhenium
[Click for Main Data]

Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.

Isotopes of the Element Rhenium with a Known Natural Abundance

Mass Number	Natural Abundance	Half-life

185	37.40%	Stable

187	62.60%	4.35×10⁺¹⁰ years

All Known Isotopes of the Element Rhenium

Mass Number	Half-life	Decay Mode	Branching Percentage

160	0.82 milliseconds	Proton Emission	91.00

		Alpha Decay	9.00

161	0.37 milliseconds	Proton Emission	100.00

161_m	15.6 milliseconds	Alpha Decay	95.20

		Proton Emission	4.80

162	107 milliseconds	Alpha Decay	94.00

		Electron Capture	6.00

162_m	77 milliseconds	Alpha Decay	91.00

		Electron Capture	9.00

163	390 milliseconds	Electron Capture	68.00

		Alpha Decay	32.00

163_m	214 milliseconds	Alpha Decay	66.00

		Electron Capture	34.00

164	0.53 seconds	Alpha Decay	~ 58.00

		Electron Capture	~ 42.00

165	≈ 1 seconds	Electron Capture	No Data Available

		Alpha Decay	No Data Available

165_m	2.1 seconds	Electron Capture	87.00

		Alpha Decay	13.00

166	2.8 seconds	Alpha Decay	>= 8.00

167	5.9 seconds	Electron Capture	~ 99.00

		Alpha Decay	~ 1.00

167_m	3.4 seconds	Alpha Decay	~ 100.00

168	4.4 seconds	Electron Capture	~ 100.00

		Alpha Decay	~ 5.0E-3

169	8.1 seconds	Electron Capture	~ 100.00

		Alpha Decay	~ 1.0E-4

169_m	16.3 seconds	Alpha Decay	100.00

170	9.2 seconds	Electron Capture	100.00

171	15.2 seconds	Electron Capture	100.00

172	15 seconds	Electron Capture	100.00

172_m	55 seconds	Electron Capture	100.00

173	1.98 minutes	Electron Capture	100.00

174	2.40 minutes	Electron Capture	100.00

175	5.89 minutes	Electron Capture	100.00

176	5.3 minutes	Electron Capture	100.00

177	14 minutes	Electron Capture	100.00

178	13.2 minutes	Electron Capture	100.00

179	19.5 minutes	Electron Capture	100.00

180	2.44 minutes	Electron Capture	100.00

181	19.9 hours	Electron Capture	100.00

182	64.0 hours	Electron Capture	100.00

182_m	12.7 hours	Electron Capture	100.00

183	70.0 days	Electron Capture	100.00

184	38.0 days	Electron Capture	100.00

184_m	169 days	Isomeric Transition	75.40

		Electron Capture	24.60

185	Stable	-	-

186	3.7183 days	Beta-minus Decay	92.53

		Electron Capture	7.47

186_m	2.0×10⁺⁵ years	Isomeric Transition	100.00

187	4.35×10⁺¹⁰ years	Beta-minus Decay	100.00

		Alpha Decay	< 1.0E-4

188	17.0040 hours	Beta-minus Decay	100.00

188_m	18.59 minutes	Isomeric Transition	100.00

189	24.3 hours	Beta-minus Decay	100.00

190	3.1 minutes	Beta-minus Decay	100.00

190_m	3.2 hours	Beta-minus Decay	54.40

		Isomeric Transition	45.60

191	9.8 minutes	Beta-minus Decay	100.00

192	16 seconds	Beta-minus Decay	100.00

Isotopes of the Element Rhenium[Click for Main Data]

Isotopes of the Element Rhenium
[Click for Main Data]