What is Ba2Mo2O7? Important knowledge about Ba2Mo2O7.

1. Definition of Ba₂Mo₂O₇

Ba₂Mo₂O₇, also known as Barium dimolybdate, is a chemical compound with the molecular formula Ba₂Mo₂O₇. In this formula, Ba, Mo, and O respectively represent the chemical elements Barium, Molybdenum, and Oxygen. The molecule of Ba₂Mo₂O₇ consists of 2 atoms of Barium, 2 atoms of Molybdenum, and 7 atoms of Oxygen. The atomic weights of Barium, Molybdenum and Oxygen are respectively 137.33, 95.94, and 15.999, so the molecular weight of Ba₂Mo₂O₇ is 457.24 g/mol. The ionic structure of Ba₂Mo₂O₇ includes Ba₂+ ions and MoO₄ 2- ions.

2. Properties of Ba₂Mo₂O₇

2.1 Physical properties of Ba₂Mo₂O₇: Ba₂Mo₂O₇ usually appears as a white powder, with no characteristic smell and a neutral pH.

2.2 Chemical properties of Ba₂Mo₂O₇: Barium dimolybdate is insoluble in water and does not react with common metals, acids, or salts.

3. Common chemical equations:

Due to its chemical properties, Ba₂Mo₂O₇ does not usually participate in chemical reactions under normal conditions.

4. Preparation of Ba₂Mo₂O₇

4.1 Laboratory preparation of Ba₂Mo₂O₇: Ba₂Mo₂O₇ can be prepared through the reaction between Barium chloride (BaCl₂) and Sodium molybdate (Na₂MoO₄) in an aqueous solution.

4.2 Industrial preparation of Ba₂Mo₂O₇: Ba₂Mo₂O₇ is usually produced through the reaction between Barium carbonate (BaCO₃) and Molybdenum trioxide (MoO₃) at high temperatures.