# Tag Info

In gaseous/plasmatic phase, there is no difference - $\mathrm{p}$ and $\ce{H+}$ are synonyms for a proton. The former ( p, proton ) is more often used by physicists in subatomic particle context, the latter by chemists in hydrogen properties/behaviour context. In polar solvents like water or liquid ammonia, "naked" protons nor electrons cannot exist, but ...