Rhodium oxide

• CAS: 12036-35-0
• Catalog Number: ACM12036350-2
• Category: Nanoparticles & Nanopowders
• Molecular Weight: 253.81
• Molecular Formula: Rh2O3
• Synonyms: Dirhodium trioxide
• Melting Point: 1100 °C
• Density: 6.92 g/cm³
• Appearance: Black powder
• Application: RH₂O3 is used to make rhodium metal and its various salts. Also, the oxide is a catalyst for hydrogenation.
• MDL Number: MFCD00011205

Custom Reviews

January 20, 2023

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Widely used in the synthesis of new catalysts
Rhodium oxide supported metal catalysts can be prepared by reduction method.

Custom Q&A

What is the chemical formula of Rhodium oxide?

The chemical formula of Rhodium oxide is Rh2O3.

What are some synonyms for Rhodium oxide?

Some synonyms for Rhodium oxide include Dirhodium trioxide, RHODIUM SESQUIOXIDE, and RHODIUM(III) OXIDE.

What is the melting point of Rhodium oxide?

The melting point of Rhodium oxide is 1100°C (dec.).

Is Rhodium oxide soluble in water?

No, Rhodium oxide is insoluble in water.

What are some exposure limits for Rhodium oxide according to ACGIH and NIOSH?

ACGIH lists a TWA of 1 mg/m3, while NIOSH lists an IDLH of 100 mg/m3 and a TWA of 0.1 mg/m3 for Rhodium oxide.

How should Rhodium oxide be stored?

Rhodium oxide should be stored under inert gas (nitrogen or Argon) at 2-8°C.

What is the color of Rhodium oxide?

Rhodium oxide is yellow in color.

What are some uses of Rhodium oxide?

Rhodium oxide is used to make rhodium metal and its various salts. It is also used as a catalyst for hydrogenation.

How is Rhodium oxide prepared?

Rhodium oxide can be prepared by heating rhodium metal in air, or by igniting rhodium nitrate.

What are some physical properties of Rhodium oxide?

Rhodium oxide is a gray crystalline solid or amorphous powder with a corundum-type structure. It has a density of 8.20 g/cm3 and decomposes at about 1,100 to 1,150°C. It is insoluble in water, acids, or aqua regia.