Manganese Dioxide

MnO₂

IUPAC: Manganese(IV) oxide

CAS: 1313-13-9

概要

Manganese dioxide is a black mineral that occurs naturally as pyrolusite. It is the primary cathode material in alkaline and zinc-carbon batteries.

組成

元素 記号 原子 原子質量
Oxygen O 2 15.9990
Manganese Mn 1 54.9380

元素組成

O
Oxygen ×2
36.8%
Mn
Manganese ×1
63.2%

用途

  • • Battery cathode material
  • • Pigment
  • • Chemical oxidizer
  • • Water purification

豆知識

  • ✦ Every alkaline AA battery contains manganese dioxide as its cathode

安全性

  • ⚠ Oxidizer
  • ⚠ Irritant

Structure

SMILES

O=[Mn]=O

特性

タイプ
oxide
状態
solid
モル質量
86.94 g/mol
密度
5.0260 g/cm³
融点
535.0 °C
溶解度
insoluble

Molecular Descriptors

Exact Mass
86.9279
TPSA
34.1 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
3
Complexity
18.0

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 Manganese Dioxide?
Manganese Dioxide (MnO₂) is a oxide compound with the IUPAC name Manganese(IV) oxide.
What is the molecular weight of Manganese Dioxide?
Manganese Dioxide has a molar mass of 86.94 g/mol.
What state is Manganese Dioxide at room temperature?
Manganese Dioxide is a solid at room temperature.
Is Manganese Dioxide organic or inorganic?
Manganese Dioxide is classified as an inorganic compound.
What elements make up Manganese Dioxide?
Manganese Dioxide (MnO₂) is composed of Oxygen (O), Manganese (Mn).