What is FeBr2? Important knowledge about FeBr2.

  1. Definition of FeBr2
    FeBr2, also known as iron (II) bromide or ferrous bromide in English, is a chemical compound consisting of two elements: Iron (Fe) and Bromine (Br). Each molecule of FeBr2 contains one atom of iron and two atoms of bromine. The atomic mass of FeBr2 is 215.65 g/mol.

1.4 Ion structure
FeBr2 is an ionic compound, formed from 2 Br- ions and 1 Fe2+ ion, according to the equation: Fe2+ + 2Br- → FeBr2.

  1. Properties: FeBr2
    2.1 Physical properties of FeBr2
    FeBr2 is solid, reddish-brown in color, and has no characteristic odor. The pH of a FeBr2 solution in water is acidic due to the hydrolysis of the Fe2+ ion.

2.2 Chemical properties of FeBr2
FeBr2 has the ability to react with many other substances such as oxygen, chlorine to form other compounds.

  1. Common chemical equations of FeBr2
    FeBr2 reacts with O2 to form Fe2O3 and Br2. Similarly, FeBr2 reacts with Cl2 to form FeCl2 and Br2.

  2. Preparation of FeBr2
    4.1 Laboratory preparation of FeBr2
    FeBr2 can be prepared by reacting Fe with Br2 in a water environment.

4.2 Industrial preparation of FeBr2
In industry, FeBr2 is prepared from Fe and Br2 at high temperatures.

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