Privacy and Security Notice

Jefferson Lab
Jefferson Lab HomeSearchContact JLab		Science Education
----------------------
Science Education HomeTeacher ResourcesStudent ZoneGames and PuzzlesPrograms and EventsSearch Education
It's Elemental
Previous ElementPrevious ElementTable of ElementsNext ElementNext Element
[Return to Hydrogen's Data Page]

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 Hydrogen with a Known Natural Abundance

Mass NumberNatural AbundanceHalf-life
199.985%Stable
20.015%Stable

All Known Isotopes of the Element Hydrogen

Mass NumberHalf-lifeDecay ModeBranching Percentage
1Stable--
2Stable--
312.32 yearsBeta-minus Decay100.00
49.93696×10-23 secondsNeutron Emission100.00
58.01930×10-23 secondsNeutron Emission100.00
63.26500×10-22 secondsTriple Neutron EmissionNo Data Available

This page is maintained by Steve Gagnon.

Citation and linking information