Calcium Molybdate, Calcium Molybdenum Oxide, 7789-82-4

Calcium Molybdate, Calcium Molybdenum Oxide, 7789-82-4

Calcium Molybdate (CaMoO₄) Explanation

1. Physical and Chemical Properties

Calcium Molybdate is a white crystalline compound formed by the combination of calcium and molybdate ions.

• Molecular Weight: 200.01 g/mol

• Melting Point: 1643°C

• Density: 4.35 g/cm³

• Solubility: Insoluble in water but soluble in mineral acids

• Chemical Structure: Composed of calcium and molybdate ions.

2. Applications

Calcium Molybdate is widely used in various industries:

• Alloy Steel Production: Enhances hardness, durability, and corrosion resistance in steel.

• Ceramics and Pigments: Used to create special colors in ceramic materials.

• Chemical Industry: Acts as a catalyst in chemical reactions.

• Lubricants: Provides high-temperature stability and friction reduction in specialized lubricants.

3. Other Names

• Powellite (Natural mineral form)

• Calcium Molybdenum Oxide

• Molybdic Acid, Calcium Salt.

4. CAS Number

• 7789-82-4.

5. Comparison with Other Molybdate Variants

• Sodium Molybdate: Water-soluble, used in water treatment and agriculture.

• Ammonium Molybdate: Commonly used as a catalyst.

• Potassium Molybdate: Frequently found in fertilizers