Rubidium perrate is an inorganic compound, the alkali metal salt of rubidium and rhenium acid with the formula RbReO 4 , colorless crystals, slightly soluble in water.
| Rubidium perrenate | |
|---|---|
| Are common | |
| Systematic name | Rubidium perrenate |
| Traditional names | Rhenium Acid Rubidium |
| Chem. formula | Rbreo 4 |
| Physical properties | |
| condition | colorless crystals |
| Molar mass | 335.67 g / mol |
| Density | 4.73 g / cm³ |
| Thermal properties | |
| T. melt. | 598 ° C |
| Like heat resistant. | 139 J / (mol · K) |
| Enthalpy of Education | -1089.43 [1] kJ / mol |
| Enthalpy of melting | 21 [2] |
| Chemical properties | |
| Solubility in water | 0.389 0 ; 1.05 19 ; 1.46 25 ; 3.52 50 g / 100 ml |
Content
Getting
- Exchange reaction with perrenate sodium or rhenium acid :
Physical Properties
Rubidium perrenate forms colorless crystals of tetragonal syngony , space group I 4 1 / a , cell parameters a = 0.5903 nm , c = 1.3167 nm , Z = 4 , structure like calcium tungstate .
Slightly soluble in water.
Notes
- ↑ Evdokimova OV. Optimization of determination of rhenium in copper and molybdenum ore raw materials by atomic emission spectrometry with inductively coupled plasma . - Yekaterinburg: Abstract of the dissertation for the degree of candidate of chemical sciences, 2013.
- ↑ George J. Janz. Molten Salts Handbook . - Elsevier, 2013 .-- 602 p.
Literature
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 2nd ed., rev. - M.-L.: Chemistry , 1966. - T. 1. - 1072 p.
- Plyushchev V.E., Stepin B.D. Chemistry and technology of compounds of lithium, rubidium and cesium. - M .: "Chemistry", 1970. - 408 p.