Rubidium chloride
Rubidium chloride is the chemical compound with the formula RbCl. This alkali metal halide salt is composed of rubidium and chlorine, and finds diverse uses ranging from electrochemistry to molecular biology.
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| Other names
rubidium(I) chloride | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.029.310 |
PubChem CID |
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CompTox Dashboard (EPA) |
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| Properties | |
| RbCl | |
| Molar mass | 120.921 g/mol |
| Appearance | white crystals hygroscopic |
| Density | 2.80 g/cm3 (25 °C) 2.088 g/mL (750 °C) |
| Melting point | 718 °C (1,324 °F; 991 K) |
| Boiling point | 1,390 °C (2,530 °F; 1,660 K) |
| 77 g/100mL (0 °C) 91 g/100 mL (20 °C) 130 g/100 mL (100 °C) | |
| Solubility in methanol | 1.41 g/100 mL |
| −46.0·10−6 cm3/mol | |
Refractive index (nD) |
1.5322 |
| Thermochemistry | |
Heat capacity (C) |
52.4 J K−1 mol−1 |
Std molar entropy (S⦵298) |
95.9 J K−1 mol−1 |
Std enthalpy of formation (ΔfH⦵298) |
−435.14 kJ/mol |
| Hazards | |
| NFPA 704 (fire diamond) | |
| Flash point | Non-flammable |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
4440 mg/kg (rat) |
| Safety data sheet (SDS) | Fisher Scientific |
| Related compounds | |
Other anions |
Rubidium fluoride Rubidium bromide Rubidium iodide Rubidium astatide |
Other cations |
Lithium chloride Sodium chloride Potassium chloride Caesium chloride Francium chloride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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