Tantalum Pentoxide

Ta₂O₅

IUPAC: Tantalum(V) oxide

CAS: 1314-61-0

Aperçu

Tantalum pentoxide is a high-dielectric material used in electronic capacitors and as an anti-reflective coating for camera lenses. It is extremely chemically resistant and is used in high-end electronics where miniaturization requires thin, high-capacitance layers.

Composition

Élément Symbole Atomes Masse atomique
Oxygen O 5 15,9990
Tantalum Ta 2 180,9500

Composition élémentaire

O
Oxygen ×5
18,1%
Ta
Tantalum ×2
81,9%

Usages

  • • Electronic capacitor dielectric
  • • Anti-reflective lens coating
  • • High-k gate dielectric
  • • Optical coating

Le saviez-vous

  • ✦ Found in virtually every smartphone and laptop as capacitor dielectric material

Sécurité

  • ⚠ Low toxicity

Structure

SMILES

[O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5]

Propriétés

Type
oxide
État
solid
Masse molaire
441,89 g/mol
Densité
8,2000 g/cm³
Point de fusion
1872,0 °C
Solubilité
insoluble

Molecular Descriptors

Exact Mass
441,8706
TPSA
5,0 Ų
H-Bond Donors
0
H-Bond Acceptors
5
Rotatable Bonds
0
Heavy Atoms
7
Complexity
0,0

Aussi connu sous le nom de

Tantalum pentoxide

Composés associés

Bismuth(III) Oxide

Bi₂O₃

Carbon Monoxide

CO

Chromium Trioxide

CrO₃

Cobalt(II) Oxide

CoO

Copper(I) Oxide

Cu₂O

Lithium Nickel Manganese Cobalt Oxide

LiNi₀.₃₃Mn₀.₃₃Co₀.₃₃O₂

Gallium(III) Oxide

Ga₂O₃

Aluminum Oxide

Al₂O₃

Antimony Trioxide

Sb₂O₃

Cadmium Oxide

CdO

Frequently Asked Questions

What is Tantalum Pentoxide?
Tantalum Pentoxide (Ta₂O₅) is a oxide compound with the IUPAC name Tantalum(V) oxide.
What is the molecular weight of Tantalum Pentoxide?
Tantalum Pentoxide has a molar mass of 441.893 g/mol.
What state is Tantalum Pentoxide at room temperature?
Tantalum Pentoxide is a solid at room temperature.
Is Tantalum Pentoxide organic or inorganic?
Tantalum Pentoxide is classified as an inorganic compound.
What elements make up Tantalum Pentoxide?
Tantalum Pentoxide (Ta₂O₅) is composed of Oxygen (O), Tantalum (Ta).