What is H2O2? Essential knowledge about H2O2.

  1. H2O2 Definition:
    1.1 Naming:
    1.1.1 Common name: H2O2 is called “Hydrogen peroxide” or “peroxide hydro”.
    1.1.2 English name: Hydrogen peroxide.
    1.2 Molecular mass: H2O2 has a total molecular mass of 34.0147 g/mol.
    1.3 Atomic mass:
    1.3.1 Molecular structure: H2O2 consists of 2 hydrogen atoms and 2 oxygen atoms.
    1.4 Ion structure: Under normal conditions, H2O2 does not form ions.

  2. Properties of H2O2:
    2.1 Physical properties:
    State: Under normal conditions, H2O2 is a liquid.
    Color: H2O2 is colorless.
    Smell: H2O2 has a distinctive smell.
    PH level: H2O2 has a neutral pH.
    2.2 Chemical properties: H2O2 is a strong reducing agent, it can react with many other substances such as acids, bases, metals…

  3. Common chemical equations with H2O2:
    Reactions with metals, acids, non-metals and salts will be explained in more detail in later lessons.

  4. H2O2 production:
    4.1 Laboratory production: H2O2 is usually produced from the reaction between sodium peroxide and dilute sulfuric acid.
    4.2 Industrial production: Industrial H2O2 is usually produced from the oxidation process of isopropanol.

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