Species with data from:

Dalleska, N.F.; Honma, K.; Armentrout, P.B., Stepwise Solvation Enthalpies of Protonated Water Clusters: Collision-Induced Dissociation as an Aleternative to Equilibrium Studies, J. Am. Chem. Soc., 1993, 115, 25, 12125, https://doi.org/10.1021/ja00078a059 .

2 matching species were found.

For each matching species the following will be displayed:

• Chemical name
• Chemical formula
• Structure image (if available)

Click on the name to see more data.

1. Water (H₂O)
   
2. Hydronium cation (H₃O⁺)
   

© 2026 by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.

Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.