Sodium perrhenate (NaReO4)- Crystalline

Characteristic

 

Sodium perrhenate (also known as sodium rhenate(VII)) is the inorganic compound with the formula NaReO4.




Chemical formula:NaReO4

Molar mass:273.194 g/mol

Appearance:White solid

Density:5.39 g/cm3

Melting point:414 °C (777 °F; 687 K)

Solubility in water:103.3 g/100 mL (0 °C);114.0 g/100 mL (25 °C);145.3 g/100 mL (30 °C);173.0 g/100 mL (50 °C)

Solubility:soluble in water (>1130 g/L at 25 °C)

Crystal structure:tetragonal

 


Application

 

Sodium perrhenate is used as a precursor to other rhenium compounds. Further, it reacts with sodium in ethanol to prepare nonahydridorhenate and with polysulfide solutions to get tetrathiorhenate.