H3O+

Click on the   icon info to get details.

Species data
Common Formula H3O+
Stoichiometric Formula H3O+
Name Hydronium cation
Mass   19.01784 a.m.u
Charge   1
CAS   13968-08-6
Inchi InChI=1S/H2O/h1H2/p+1
InchiKey XLYOFNOQVPJJNP-UHFFFAOYSA-O
Electronic State
Excitation Ground State

Search all reactions with H3O+


ISM Abundance  
log10 Abundance Reference Source Name Source Type Link
Polarizability  
Definition: total
Value 3): 0.799
Method: Calculations
Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE
Reference:
Dipole moment  
Value (D): -1.439
Method: Calculations
Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE
Reference:
Enthalpy of formation  
T (K): 0
Value (kJ.mol-1) : 604.215 ±0.61
Method: Reviews and Evaluations
Origin: Other database
Reference:
T (K): 298
Value (kJ.mol-1) : 603.417 ±0.61
Method: Reviews and Evaluations
Origin: Other database
Reference:
Desorption energy  
No data
Diffusion energy  
No data