Rhenium(IV) oxide
Appearance
![]() | |
Names | |
---|---|
IUPAC name
Rhenium(IV) oxide
| |
Other names
Rhenium dioxide
| |
Identifiers | |
ECHA InfoCard | 100.031.659 |
PubChem CID
|
|
CompTox Dashboard (EPA)
|
|
Properties | |
ReO2 | |
Molar mass | 218.206 g/mol |
Appearance | gray orthorhombic crystals |
Density | 11.4 g/cm³[1] |
Melting point | decomposes at 1000°C[2] |
insoluble | |
Solubility in alkali | insoluble |
Structure | |
Orthorohmbic, oP12 | |
Pbcn, No. 60 | |
Hazards | |
NFPA 704 (fire diamond) | |
Related compounds | |
Other anions
|
Rhenium(VII) oxide Rhenium(III) oxide Rhenium(III) chloride |
Other cations
|
manganese(IV) oxide Technetium(VII) oxide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
Rhenium(IV) oxide or rhenium dioxide is the chemical compound composed of rhenium and oxygen with the formula ReO2. This gray to black crystalline solid is a laboratory reagent that can be used as a catalyst. It form perrhenates with alkaline hydrogen peroxide and oxidizing acids.[3] It disproportionates when heated.[4]
References
- ^ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). CRC Press. p. 484. ISBN 0-8493-0594-2. Retrieved 2008-06-05.
- ^ Perry, Dale L.; Phillips, Sidney L. (1995). Handbook of Inorganic Compounds. San Diego: CRC Press. p. 328. ISBN 0-8493-8671-3. Retrieved 2008-06-05.
- ^ http://www.aaamolybdenum.com/RheniumDioxide.html
- ^ http://www.chemyq.com/En/xz/xz4/34495anufv.htm