The difference between Arsenic and Orpiment

When used as nouns, arsenic means a nonmetallic chemical element (symbol as) with an atomic number of 33, whereas orpiment means arsenic trisulphide, occurring naturally in crystals or massive deposits, formerly used as a dye or pigment.

Arsenic is also adjective with the meaning: of or containing arsenic with a valence of 5.

check bellow for the other definitions of Arsenic and Orpiment

  1. Arsenic as a noun:

    A nonmetallic chemical element (symbol As) with an atomic number of 33.

  2. Arsenic as a noun (countable):

    A single atom of this element.

  3. Arsenic as a noun:

    Arsenic trioxide.

  1. Arsenic as an adjective:

    Of or containing arsenic with a valence of 5.

  1. Orpiment as a noun:

    arsenic trisulphide, occurring naturally in crystals or massive deposits, formerly used as a dye or pigment

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