Tantalum trialuminide

Tantalum(III) aluminide  Names

Other names

tantalum trialuminide

Identifiers

CAS Number

* 12004-76-1 Y

3D model (JSmol)

* Interactive image

EC Number |

* 234-460-0

PubChem CID

* 6336851

InChI

* InChI=1S/3Al.Ta

SMILES

* [Al].[Al].[Al].[Ta]

Properties

Chemical formula

| TaAl3
Molar mass | 261.893 g/mol
Appearance  | gray refractory powder
Density | 7.02 g/cm3, solid
Melting point |  1,400 °C (2,550 °F; 1,670 K)

Solubility in water

| insoluble[1]

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

N verify (what is YN ?)
Infobox references

Tantalum trialuminide (TaAl3) is an inorganic chemical compound. This compound and Ta3Al are stable, refractory, and reflective, and they have been proposed[2] as coatings for use in infrared wave mirrors.

## References

1. ↑ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), CRC Press, pp. 4–88, ISBN 0-8493-0594-2
2. ↑ Braun, Hilarion "Substance for front surface mirror" U.S. Patent 5,923,464, Issued on July 13, 1999

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Tantalum compounds

Tantalum(II)|

* TaB2

Tantalum(III)|

* TaAl3
* TaN

Tantalum(IV)|

* TaS2
* TaC
* TaTe2
* Ta4HfC5

Tantalum(V)|

* TaF5
* TaCl5
* TaBr5
* TaI5
* Ta2O5
* LiTaO3
* LuTaO4
* K2TaF7
* H2TaF7
* K2Ta2O3F6

| Organotantalum(V)|

* Ta2(OC2H5)10
* TaC5H15
* Ta(C2H6N)5

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