The difference between Arsenic and Arsenious

When used as adjectives, arsenic means of or containing arsenic with a valence of 5, whereas arsenious means of or containing arsenic with a valence of 3.


Arsenic is also noun with the meaning: a nonmetallic chemical element (symbol as) with an atomic number of 33.

check bellow for the other definitions of Arsenic and Arsenious

  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. Arsenious as an adjective (chemistry):

    Of or containing arsenic with a valence of 3.