Chromium(III) Oxide

Cr₂O₃

IUPAC: Chromium(III) oxide

CAS: 1308-38-9

概要

Chromium(III) oxide is a stable green pigment known as chrome green. It is one of the most durable inorganic pigments with excellent heat and chemical resistance.

組成

元素 記号 原子 原子質量
Oxygen O 3 15.9990
Chromium Cr 2 51.9960

元素組成

O
Oxygen ×3
31.6%
Cr
Chromium ×2
68.4%

用途

  • • Green pigment
  • • Abrasive
  • • Metallurgical flux
  • • Catalyst

豆知識

  • ✦ Used to color the US dollar bill and military camouflage

Structure

SMILES

O=[Cr]O[Cr]=O

特性

タイプ
oxide
状態
solid
モル質量
151.99 g/mol
密度
5.2200 g/cm³
融点
2435.0 °C
沸点
4000.0 °C
溶解度
insoluble

Molecular Descriptors

Exact Mass
151.8658
TPSA
43.4 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
34.0

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 Chromium(III) Oxide?
Chromium(III) Oxide (Cr₂O₃) is a oxide compound with the IUPAC name Chromium(III) oxide.
What is the molecular weight of Chromium(III) Oxide?
Chromium(III) Oxide has a molar mass of 151.99 g/mol.
What state is Chromium(III) Oxide at room temperature?
Chromium(III) Oxide is a solid at room temperature.
Is Chromium(III) Oxide organic or inorganic?
Chromium(III) Oxide is classified as an inorganic compound.
What elements make up Chromium(III) Oxide?
Chromium(III) Oxide (Cr₂O₃) is composed of Oxygen (O), Chromium (Cr).