What is H2Cr4O10? Important Knowledge about H2Cr4O10

  1. Definition of H2Cr4O10
    H2Cr4O10 is a chemical substance known commonly as Chromic Acid. In chemistry, it is also known by its English name, Chromic Acid. Each of its molecules contains 2 hydrogen atoms, 4 chromium atoms, and 10 oxygen atoms. This means that its total atomic mass is about 294.185 atomic mass units. The molecular structure of it includes 2 hydrogen ions (H+), 2 chromium ions (Cr3+), and 5 oxygen ions (O2-), forming an ionic compound.

  2. Properties of H2Cr4O10
    The natural state of H2Cr4O10 is a solid, usually red or orange in color, and odorless. This indicates that it does not have a strong acidic property (no low pH). The chemical properties of H2Cr4O10 include strong oxidizing ability, conversion of metals into metal ions, and the ability to react with acids, bases, or salts.

  3. Common chemical equations with H2Cr4O10
    H2Cr4O10 can react with metals such as Iron, Aluminum, Zinc, Copper to form Chromate salts and release hydrogen. It can also react with acids like Sulphuric acid, Nitric acid to form Chromic salts and water. H2Cr4O10 can also react with nonmetals such as Sulfur, Phosphorus, Silicon to form Chromate salts and other products.

  4. Preparation of H2Cr4O10
    In the laboratory, H2Cr4O10 can be prepared through the reaction of K2Cr2O7 with H2SO4. On an industrial scale, it is usually produced from Chromite ore by using a heat treatment process and reacting with strong acid.

Leave a Comment