Hydrogen ion

CAS Registry Number®

12408-02-5

CAS Name

Hydrogen ion

Molecular Formula

H

Molecular Mass

1.01

Cite this Page

Hydrogen ion.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=12408-02-5 (retrieved 2025-03-28) (CAS RN: 12408-02-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/p+1

InChIKey

InChIKey=GPRLSGONYQIRFK-UHFFFAOYSA-N

SMILES

[H+]

Canonical SMILES

[H+]

Other Names for this Substance

  • Hydrogen ion
  • Hydrogen, ion (pos.)
  • Hydrogen, ion (H1+) electrolytic
  • Hydrion
  • Hydrogen cation

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