Iron(II,III) Oxide

Fe₃O₄

IUPAC: Iron(II,III) oxide

CAS: 1317-61-9

概要

Magnetite (Fe₃O₄) is the most magnetic naturally occurring mineral on Earth. It is the oldest known magnetic material and was used in the first compasses.

組成

元素 記号 原子 原子質量
Oxygen O 4 15.9990
Iron Fe 3 55.8450

元素組成

O
Oxygen ×4
27.6%
Fe
Iron ×3
72.4%

用途

  • • Magnetic recording media
  • • MRI contrast agent
  • • Catalyst
  • • Pigment

豆知識

  • ✦ Lodestone, a natural magnetite, was the basis for the first magnetic compasses 2,000 years ago

Structure

SMILES

O=[Fe].O=[Fe]O[Fe]=O

特性

タイプ
oxide
状態
solid
モル質量
231.53 g/mol
密度
5.1700 g/cm³
融点
1597.0 °C
溶解度
insoluble

Molecular Descriptors

Exact Mass
231.7845
TPSA
60.4 Ų
H-Bond Donors
0
H-Bond Acceptors
4
Rotatable Bonds
0
Heavy Atoms
7
Complexity
36.0

関連化合物

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 Iron(II,III) Oxide?
Iron(II,III) Oxide (Fe₃O₄) is a oxide compound with the IUPAC name Iron(II,III) oxide.
What is the molecular weight of Iron(II,III) Oxide?
Iron(II,III) Oxide has a molar mass of 231.53 g/mol.
What state is Iron(II,III) Oxide at room temperature?
Iron(II,III) Oxide is a solid at room temperature.
Is Iron(II,III) Oxide organic or inorganic?
Iron(II,III) Oxide is classified as an inorganic compound.
What elements make up Iron(II,III) Oxide?
Iron(II,III) Oxide (Fe₃O₄) is composed of Oxygen (O), Iron (Fe).