Input interpretation
![erbium(III) cation](../image_source/a5602f44ba65cb2e61f70d137c9164ae.png)
erbium(III) cation
Structure diagram
![Structure diagram](../image_source/e481d5bdf2c76f5df73b026beaa8d8b5.png)
Structure diagram
General properties
![formula | Er^(3+) net ionic charge | +3 alternate names | erbium(III) | erbium(3+)](../image_source/ea418c1fd07191ad04bfeb8f458cdeb4.png)
formula | Er^(3+) net ionic charge | +3 alternate names | erbium(III) | erbium(3+)
Ionic radii
![erbium(III) cation state | radius 6-coordinate | 89 pm 8-coordinate | 100 pm](../image_source/b7533bd28c0451452180653250b64f1e.png)
erbium(III) cation state | radius 6-coordinate | 89 pm 8-coordinate | 100 pm
Units
Other properties
![ion class | cations | erbium 3 ion | f block ions | lanthanide ions](../image_source/4a92a0dd4520a788359f054323f45295.png)
ion class | cations | erbium 3 ion | f block ions | lanthanide ions
Thermodynamic properties
![molar heat capacity c_p | aqueous | 21 J/(mol K) (joules per mole kelvin difference) molar free energy of formation Δ_fG° | aqueous | -669.1 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -705.4 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | -244.3 J/(mol K) (joules per mole kelvin)](../image_source/aba75ed5fa4ced4d5e8cc49498542ea4.png)
molar heat capacity c_p | aqueous | 21 J/(mol K) (joules per mole kelvin difference) molar free energy of formation Δ_fG° | aqueous | -669.1 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -705.4 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | -244.3 J/(mol K) (joules per mole kelvin)