Similar term(s): Arsenic.
The element with the symbol "As" and the atomic number 33. Its molecular
weight is 74.92160 g. It can be classified as semi metallic and its colour is
observed to be metallic grey.
The term arsenic is often used to refer to all arsenic compounds both
inorganic (mainly arsenite and arsenate) and organic.
For more information on elemental arsenic see : WebElements
Element - Inorganic arsenic compound(s) - Organic arsenic compounds