What is N2H4O2? Important knowledge about N2H4O2.

Definition of N₂H₄O₂
N₂H₄O₂, also known as hydrazine dihydrate, is a chemical compound containing two nitrogen atoms, four hydrogen atoms, and two oxygen atoms. In English, it is often referred to as Hydrazine dihydrate. The molar mass of N₂H₄O₂ is 50.06 g/mol. Its molecular structure comprises two nitrogen atoms linked together via a single bond, each nitrogen then bonds with two hydrogen atoms and one oxygen atom. The ionic structure of N₂H₄O₂ has not been clearly defined yet.

Properties: N₂H₄O₂
The physical properties of N₂H₄O₂ is a colorless liquid with a characteristic smell. Its pH is 8.4, indicating it has mild alkalinity. Chemical properties of N₂H₄O₂ include its ability to react with strong oxidizing agents to produce nitrogen and water.

Common chemical equations with N₂H₄O₂
N₂H₄O₂ can react with metals such as Cu to form Cu(N₂H₄O₂)₂, a blue solid. It can also react with acids such as H₂SO₄ to produce (N₂H₅)₂SO₄, a white solid. With non-metals such as Cl₂, it produces N₂H₄O₂Cl₂, a pale yellow solid. The reaction with salts has not been clearly conducted yet.

Synthesis of N₂H₄O₂
In the lab, N₂H₄O₂ can be synthesized through the reaction between NH₃ and NaOCl. Industrially, it is typically synthesized by oxidizing ammonia with hydrogen peroxide or by reducing nitrate with hydrogen.