Input interpretation
![rubidium cation](../image_source/24bca2566b38dbdd1d27f276afd2f5cc.png)
rubidium cation
Structure diagram
![Structure diagram](../image_source/b1b6fcb0b8c795787ea14306f6d3cafc.png)
Structure diagram
General properties
![formula | Rb^+ net ionic charge | +1 alternate names | rubidium ion | rubidium(I) | rubidium(1+)](../image_source/016cf53699c51687724546c1d791f1f8.png)
formula | Rb^+ net ionic charge | +1 alternate names | rubidium ion | rubidium(I) | rubidium(1+)
Ionic radii
![rubidium cation state | radius 6-coordinate | 152 pm 8-coordinate | 161 pm 10-coordinate | 166 pm 12-coordinate | 172 pm](../image_source/155311092efd99212fff3bf3c6f1657d.png)
rubidium cation state | radius 6-coordinate | 152 pm 8-coordinate | 161 pm 10-coordinate | 166 pm 12-coordinate | 172 pm
Units
Other properties
![ion class | alkali metal ions | biomolecule ions | cations | group 1 ions | s block ions common sources of ion | rubidium tetraphenylborate (1 eq) | rubidium perchlorate (1 eq) | rubidium nitrate (1 eq) | rubidium iodide (1 eq) | rubidium hydroxide hydrate (1 eq) | rubidium formate (1 eq) | rubidium fluoride (1 eq) | rubidium chloride (1 eq) | rubidium carbonate (2 eq)](../image_source/8f46d0f5e6bf19865a842789c847e81f.png)
ion class | alkali metal ions | biomolecule ions | cations | group 1 ions | s block ions common sources of ion | rubidium tetraphenylborate (1 eq) | rubidium perchlorate (1 eq) | rubidium nitrate (1 eq) | rubidium iodide (1 eq) | rubidium hydroxide hydrate (1 eq) | rubidium formate (1 eq) | rubidium fluoride (1 eq) | rubidium chloride (1 eq) | rubidium carbonate (2 eq)
Thermodynamic properties
![molar free energy of formation Δ_fG° | aqueous | -284 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -251.2 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | 121.5 J/(mol K) (joules per mole kelvin)](../image_source/2da071d23604958885c3d43ffee5c933.png)
molar free energy of formation Δ_fG° | aqueous | -284 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -251.2 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | 121.5 J/(mol K) (joules per mole kelvin)