What is Na3N? Important knowledge about Na3N.

1. Definition of Na₃N
   Na₃N, also known as Sodium Nitride, is a chemical compound with the molecular formula Na₃N. This compound is composed of three sodium atoms (Na) and one nitrogen atom (N). The total atomic mass of Na₃N is 85.9778 g/mol. The molecular structure of this compound is Na-Na-Na-N.

1.2. Ionic Structure
Na₃N is an ionic compound with sodium atoms carrying a positive charge and the nitrogen atom carrying a negative charge.

2. Properties of Na₃N
   2.1. Physical Properties of Na₃N
   Na₃N is solid at room temperature. It is gray in color and odorless. The pH of Na₃N is not clearly defined as it is insoluble in water.
   2.2. Chemical Properties of Na₃N
   Na₃N readily reacts with water to form hydroxylamine and sodium hydroxide.

3. Common Chemical Reactions of Na₃N
   3.1. Metallic Reactions
   Na₃N can react with some metals like magnesium, aluminum to form other compounds.

4. Synthesis of Na₃N
   4.1. Lab Synthesis of Na₃N
   Na₃N can be synthesized in the lab through the reaction between sodium and nitrogen.
   4.2. Industrial Synthesis of Na₃N
   On an industrial scale, Na₃N is usually produced by the reaction between sodium and nitrogen under high temperature and pressure conditions.