Definition of protium in English:
noun[mass noun] Chemistry
The common, stable isotope of hydrogen, as distinct from deuterium and tritium.
- The three isotopes are sometimes known by the names of protium, deuterium, and tritium.
- His hypothesis was that the lighter and more abundant protium isotope would evaporate more quickly than the heavier hydrogen - 2 isotope.
Definition of protium in:
- US English dictionary
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