noun
- plural of protium; isotopes of hydrogen with one proton and no neutrons in the nucleus
Usage: chemistry; physics
Examples
- Protiums are the most common isotopes of hydrogen found in nature.
- The scientist studied the behavior of protiums in the nuclear reaction.
- Most hydrogen atoms are protiums, containing only one proton.
- The research focused on separating protiums from deuterium isotopes.
- Protiums make up about 99.98% of all naturally occurring hydrogen.