Lanthanum Oxide

La₂O₃

IUPAC: Lanthanum(III) oxide

CAS: 1312-81-8

概述

Lanthanum oxide is used in optical glass, catalytic converters, and as a phosphate binder in medicine. It is a key rare earth oxide.

组成

元素 符号 原子 原子质量
Oxygen O 3 15.9990
Lanthanum La 2 138.9100

元素组成

O
Oxygen ×3
14.7%
La
Lanthanum ×2
85.3%

用途

  • • Optical glass
  • • Catalytic converter
  • • Phosphate binder (renal patients)
  • • Camera lens coatings

趣味知识

  • ✦ High-quality camera lenses use lanthanum glass for superior color correction

Structure

SMILES

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

属性

类型
oxide
状态
solid
摩尔质量
325.81 g/mol
密度
6.5100 g/cm³
熔点
2315.0 °C
沸点
4200.0 °C
溶解度
insoluble

Molecular Descriptors

Exact Mass
325.7975
TPSA
3.0 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
0.0

相关化合物

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 Lanthanum Oxide?
Lanthanum Oxide (La₂O₃) is a oxide compound with the IUPAC name Lanthanum(III) oxide.
What is the molecular weight of Lanthanum Oxide?
Lanthanum Oxide has a molar mass of 325.81 g/mol.
What state is Lanthanum Oxide at room temperature?
Lanthanum Oxide is a solid at room temperature.
Is Lanthanum Oxide organic or inorganic?
Lanthanum Oxide is classified as an inorganic compound.
What elements make up Lanthanum Oxide?
Lanthanum Oxide (La₂O₃) is composed of Oxygen (O), Lanthanum (La).