RUBIDIUM OXIDE Chemical Properties

Melting point:

400°C (dec.)

Density 

3,72 g/cm³

solubility 

reacts with H2O

form 

yellow-brown cubic crystals

color 

yellow-brown cubic crystals, crystalline; hygroscopic

Crystal Structure

Reverse CaF2 type

crystal system

Cube

Space group

Fm3m

Lattice constant

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
0.6751	0.6751	0.6751	90	90	90	0.3077

CAS DataBase Reference

18088-11-4

EPA Substance Registry System

Rubidium oxide (Rb2O) (18088-11-4)

Safety Information

Hazard Codes 

F,C

Risk Statements 

35-34-14-11

Safety Statements 

26-37/39-45-36/37/39-33-16

RIDADR 

3262

HazardClass 

4.1

PackingGroup 

II

RUBIDIUM OXIDE Usage And Synthesis

Chemical Properties

cub; yellowish brown; sensitive to atmospheric oxygen and moisture [STR93] [CRC10]

Flammability and Explosibility

Substances and mixtures which in contact with water emit flammable gases

RUBIDIUM OXIDE(18088-11-4)Related Product Information

• Sodium oxide
• Chromium(III) oxide
• Silicon dioxide
• Strontium oxide
• Trimanganese tetraoxide
• Iron oxide
• Barium oxide
• Gallium(III) oxide
• Zirconium dioxide
• Potassium oxide
• Magnesium oxide
• Sodium nitrite
• Neodymium oxide
• Rubidium hydroxide
• RUBIDIUM HYDROXIDE HYDRATE
• Rubidium hydroxide solution
• RUBIDIUM OXIDE
• RUBIDIUM