Yttrium Oxide

Y₂O₃

IUPAC: Yttrium(III) oxide

CAS: 1314-36-9

Overview

Yttrium oxide is a white powder used in YAG lasers, phosphors for TVs, and as a stabilizer for zirconia ceramics.

Composition

Element Symbol Atoms Atomic Mass
Oxygen O 3 15.9990
Yttrium Y 2 88.9060

Elemental Composition

O
Oxygen ×3
21.3%
Y
Yttrium ×2
78.7%

Uses

  • • YAG laser crystal
  • • LED and display phosphor
  • • Zirconia stabilizer
  • • Superconductor component

Fun Facts

  • ✦ The YAG laser (yttrium aluminum garnet) is the most common solid-state laser type

Structure

SMILES

[O-2].[O-2].[O-2].[Y+3].[Y+3]

Properties

Type
oxide
State
solid
Molar Mass
225.81 g/mol
Density
5.0100 g/cm³
Melting Point
2425.0 °C
Boiling Point
4300.0 °C
Solubility
insoluble

Molecular Descriptors

Exact Mass
225.7964
TPSA
3.0 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
0.0

Related Compounds

Aluminum Oxide

Al₂O₃

Antimony Trioxide

Sb₂O₃

Barium Oxide

BaO

Beryllium Oxide

BeO

Bismuth(III) Oxide

Bi₂O₃

Boron Trioxide

B₂O₃

Cadmium Oxide

CdO

Calcium Oxide

CaO

Carbon Dioxide

CO₂

Carbon Monoxide

CO

Frequently Asked Questions

What is Yttrium Oxide?
Yttrium Oxide (Y₂O₃) is a oxide compound with the IUPAC name Yttrium(III) oxide.
What is the molecular weight of Yttrium Oxide?
Yttrium Oxide has a molar mass of 225.81 g/mol.
What state is Yttrium Oxide at room temperature?
Yttrium Oxide is a solid at room temperature.
Is Yttrium Oxide organic or inorganic?
Yttrium Oxide is classified as an inorganic compound.
What elements make up Yttrium Oxide?
Yttrium Oxide (Y₂O₃) is composed of Oxygen (O), Yttrium (Y).