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It's Elemental

Isotopes of the Element Hydrogen

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Hydrogen

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 With A Known Natural Abundance

Mass NumberNatural AbundanceHalf-life
199.9885%STABLE
20.0115%STABLE

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
1STABLE--
2STABLE--
312.32 yearsBeta-minus Decay100.00%
4No Data AvailableNeutron Emission100.00%
57.995×10-23 secondsDouble Neutron Emission100.00%
62.848×10-22 secondsNeutron Emission100.00%
79.152×10-15 secondsDouble Neutron Emission
(suspected)
No Data Available

Citation and linking information

For questions about this page, please contact Carol McKisson.