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| physical object > natural object > particle > element > column grouped element > inert gas > helium > helium 8 |
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| helium 8 comparison table | ||||||||||
| Subject | has nuclear spin | has decay mode | is a kind of | has number of neutron | has definition | has number of nucleon | has half life | is an instance of | has symbol | has atomic mass |
|---|---|---|---|---|---|---|---|---|---|---|
| helium | unclassified oceanic element | He | ||||||||
| helium 8 | I = 0+ | γ | 6 | 8 | 0.119 seconds | helium | 8He | 8.03392 |