From Wikipedia, the free encyclopedia
| Isotopes of hydrogen
|
| Isotope
|
Neutrons
|
Protons
|
Natural abundance
|
Half-life
|
Isotope mass
|
Spin
|
Excess energy
|
Binding energy
|
Decay modes
|
Decay energy
|
Decay products
|
Decay particles
|
| 1H
|
0
|
1
|
99.985%
|
stable
|
1.00794 u
|
1/2+
|
7288.969 ± 0.001 keV
|
0.000 ± 0.000 keV
|
|
|
|
|
| 2H
|
1
|
1
|
0.015%
|
stable
|
2.0141018 u
|
1+
|
13135.720 ± 0.001 keV
|
2224.573 ± 0.002 keV
|
|
|
|
|
| 3H
|
2
|
1
|
synthetic
|
12.32 years
|
3.0160492 u
|
1/2+
|
14949.794 ± 0.001 keV
|
8481.821 ± 0.004 keV
|
Beta- emission
|
18.6 MeV
|
helium-3
|
electron, anti-neutrino
|
| 4H
|
3
|
1
|
synthetic
|
9.93696x10-23
|
4.0279121
|
?
|
?
|
?
|
neutron emission
|
5.42 MeV
|
helium-3
|
neutron
|
| 5H
|
|
|
|
|
|
|
|
|
|
|
|
|
| 6H
|
|
|
|
|
|
|
|
|
|
|
|
|
| 7H
|
|
|
|
|
|
|
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