What is Ace? Important knowledge about Ace.

  1. Definition of As:
    1.1 Names:

    • Common name: As (Arsenic)
    • English name: Arsenic
      1.2 Atomic mass: 74.92 g/mol
      1.3 Atomic weight: 74.92 amu
      1.4 Ion structure: As usually appears in the form of a coordination ion with a valence of +3 or +5

  2. Characteristics of As:
    2.1 Physical properties of As:

    • State: Solid
    • Color: Grayish
    • Odor: Odorless
    • PH level: Not applicable as As is an element
      2.2 Chemical properties of As:
    • As has the ability to combine with many other elements such as Hydrogen, Oxygen, Chlorine… to form different chemical compounds.

  3. Common chemical equations of As:
    Due to the complex chemical properties of As, we need to conduct specific experiments to better understand the reactions of As.

  4. Preparation of As:
    4.1 Laboratory preparation of As:

    • As can be prepared in the laboratory by heating As2O3 with carbon or hydrogen gas.
      4.2 Industrial preparation of As:
    • On an industrial scale, As is usually produced from As-containing Pyrite ore. The ore is heated in a vacuum flask, causing As to evaporate and be recovered in a pure form.

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