A specific name for the atom
1H.
The
cation
1H+
is a
proton, the species
1H
is a
protide anion, and
1H is the
protio group.
The word
proton should not be used for
H+ in its natural abundance.
Source:
PAC, 1988, 60, 1115
(Names for hydrogen atoms, ions, and groups, and for reactions involving them (Recommendations 1988))
on page 1116