protium
The lightest and most common isotope of hydrogen, having a single proton and no neutrons: 11H. It is the only stable nuclide with no neutrons.
Noun
- The lightest and most common isotope of hydrogen, having a single proton and no neutrons: 11H. It is the only stable nuclide with no neutrons.
- So far there are no differences among the protiums extracted at various labs, except for concentration levels.
Synonyms: mul:H-1 mul:¹H hydrogen hydrogen-1 hydrogen 1 light hydrogen normal hydrogen
Coordinate Terms: mul:H-2 mul:²H mul:D deuterium hydrogen-2 hydrogen 2 heavy hydrogen mul:H-3 mul:³H mul:T tritium hydrogen-3 hydrogen 3 mul:H-4 mul:⁴H mul:Q
- An atom of this isotope.
- This radioactive decay leaves behind a protium as well.
Origin
From proto- + -ium. From Ancient Greek πρῶτος (prôtos, “first”).