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  1. Chromate and dichromate - Wikipedia

    Chromates and dichromates are used in chrome plating to protect metals from corrosion and to improve paint adhesion. Chromate and dichromate salts of heavy metals, lanthanides and alkaline earth …

  2. Chromate | CrO4-2 | CID 24461 - PubChem

    Sep 15, 2025 · Chromate (2-) is a chromium oxoanion resulting from the removal of two protons from chromic acid. It has a role as an oxidising agent. It is a divalent inorganic anion and a chromium …

  3. What Are Chromates and Where Are They Used? - Kluthe Magazine

    Chromating involves using mixtures of chromic acid and additives to create chromate systems. These react with metals to form stable, complex chromate compounds. This process produces a thin, …

  4. Chromate: The Amazing, Misunderstood Chemical Coating

    Mar 17, 2024 · Chromate treatment is a chemical conversion coating that we apply to your part’s metal surface. The treatment enhances a part’s electroconductive resistance and corrosion resistance …

  5. What Is the Chemical Formula for Chromate? - Biology Insights

    Aug 28, 2025 · The chemical formula for the chromate ion is CrO₄²⁻. This formula indicates that the ion consists of one central chromium atom covalently bonded to four oxygen atoms.

  6. What is Chromate? - BYJU'S

    What is Chromate? Chromates are the salts of chromic acid which contains the chromate anion with the chemical formula CrO42– and usually have an intense yellow color.

  7. What is the Difference Between Chromate and Dichromate

    Jan 18, 2024 · Chromate is a chemical compound with one chromium atom and four oxygen atoms, while dichromate is a chemical compound with two chromium atoms and seven oxygen atoms.

  8. Chromate - an overview | ScienceDirect Topics

    Chromate is defined as a chemical compound that contains chromium in its hexavalent state, commonly used in various industrial applications, which can have significant implications for corrosion …

  9. Chromate - Simple English Wikipedia, the free encyclopedia

    Chromate is an ion that contains one chromium atom (in its +6 oxidation state) and four oxide atoms. Its formula is CrO 4. Its overall charge is -2. Dichromate is similar, but it contains two chromium atoms …

  10. Chromate: Structure, Properties, Uses & Examples Explained

    Chromate is a type of inorganic salt containing chromic acid consisting of chromate ion (anions). It can be distinguishable by its specific yellowish colour. In addition to that, the oxidation state of chromate …