Iron(III) Oxide

Fe₂O₃

IUPAC: Iron(III) oxide

CAS: 1309-37-1

Tổng quan

Iron(III) oxide, commonly known as rust or hematite, is a reddish-brown solid. It is the most common iron ore and gives Mars its red color.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Oxygen O 3 15,9990
Iron Fe 2 55,8450

Thành phần nguyên tố

O
Oxygen ×3
30,1%
Fe
Iron ×2
69,9%

Công dụng

  • • Iron production
  • • Pigment (red ochre)
  • • Polishing compound

Sự thật thú vị

  • ✦ Fe₂O₃ is responsible for the red color of Mars, earning it the nickname 'Red Planet'

Structure

SMILES

O=[Fe]O[Fe]=O

Tính chất

Loại
oxide
Trạng thái
solid
Khối lượng mol
159,69 g/mol
Mật độ
5,2400 g/cm³
Điểm nóng chảy
1565,0 °C
Độ hòa tan
Insoluble

Molecular Descriptors

Exact Mass
159,8546
TPSA
43,4 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
34,0

Hợp chất liên quan

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(III) Oxide?
Iron(III) Oxide (Fe₂O₃) is a oxide compound with the IUPAC name Iron(III) oxide.
What is the molecular weight of Iron(III) Oxide?
Iron(III) Oxide has a molar mass of 159.69 g/mol.
What state is Iron(III) Oxide at room temperature?
Iron(III) Oxide is a solid at room temperature.
Is Iron(III) Oxide organic or inorganic?
Iron(III) Oxide is classified as an inorganic compound.
What elements make up Iron(III) Oxide?
Iron(III) Oxide (Fe₂O₃) is composed of Oxygen (O), Iron (Fe).