Manganese Dioxide

MnO₂

IUPAC: Manganese(IV) oxide

CAS: 1313-13-9

Visão geral

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

Composição

Elemento Símbolo Átomos Massa atômica
Oxygen O 2 15,9990
Manganese Mn 1 54,9380

Composição elemental

O
Oxygen ×2
36,8%
Mn
Manganese ×1
63,2%

Usos

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

Curiosidades

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

Segurança

  • ⚠ Oxidizer
  • ⚠ Irritant

Structure

SMILES

O=[Mn]=O

Propriedades

Tipo
oxide
Estado
solid
Massa molar
86,94 g/mol
Densidade
5,0260 g/cm³
Ponto de fusão
535,0 °C
Solubilidade
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

Compostos relacionados

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).