Cadmium Oxide

CdO

IUPAC: Cadmium oxide

CAS: 1306-19-0

Overview

Cadmium oxide is a brown-black semiconductor used in cadmium plating and NiCd batteries. It is highly toxic and a known carcinogen.

Composition

Element Symbol Atoms Atomic Mass
Oxygen O 1 15.9990
Cadmium Cd 1 112.4100

Elemental Composition

O
12.5%
Cd
87.5%

Uses

  • NiCd battery production
  • Electroplating
  • Semiconductor
  • Pigment

Fun Facts

  • Cadmium poisoning from contaminated rice caused the horrific itai-itai disease in Japan

Safety

  • ⚠ Carcinogen
  • ⚠ Extremely toxic
  • ⚠ Environmental hazard

Structure

SMILES

[O-2].[Cd+2]

Properties

Type
oxide
State
solid
Molar Mass
128.41 g/mol
Density
8.1500 g/cm³
Melting Point
900.0 °C
Solubility
insoluble

Molecular Descriptors

Exact Mass
129.8983
TPSA
1.0 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
0.0

Frequently Asked Questions

What is Cadmium Oxide?
Cadmium Oxide (CdO) is a oxide compound with the IUPAC name Cadmium oxide.
What is the molecular weight of Cadmium Oxide?
Cadmium Oxide has a molar mass of 128.41 g/mol.
What state is Cadmium Oxide at room temperature?
Cadmium Oxide is a solid at room temperature.
Is Cadmium Oxide organic or inorganic?
Cadmium Oxide is classified as an inorganic compound.
What elements make up Cadmium Oxide?
Cadmium Oxide (CdO) is composed of Oxygen (O), Cadmium (Cd).