Input interpretation
barium cation
Structure diagram
Structure diagram
General properties
formula | Ba^(2+) net ionic charge | +2 alternate names | barium ion | barium(II) | barium(2+)
Ionic radii
barium cation state | radius 6-coordinate | 135 pm 8-coordinate | 142 pm 12-coordinate | 161 pm
Units
Other properties
ion class | alkaline earth metal ions | biomolecule ions | cations | group 2 ions | monatomic cations | s block ions common sources of ion | barium zirconate (1 eq) | barium yttrium tungsten oxide (3 eq) | barium tungstate (1 eq) | barium thiocyanate hydrate (1 eq) | barium sulfate (1 eq) | barium selenite (1 eq) | barium selenate(VI) (1 eq) | barium di(toluene-4-sulfonate) (1 eq) | barium periodate (1 eq)
Thermodynamic properties
molar free energy of formation Δ_fG° | aqueous | -560.8 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -537.6 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | 9.6 J/(mol K) (joules per mole kelvin)