Arsenic

Position of arsenic in the periodic table.

Arsenic.

Arsenic is a chemical element with the symbol As and atomic number 33. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Arsenic is a metalloid. Arsenic is toxic to people and animals in quantities larger than needed.

Uses

The primary use of arsenic is in lead alloys (for example, in car batteries and ammunition). Arsenic and its compounds, especially the trioxide, are used in the production of pesticides, treated wood products, herbicides, and insecticides, although its use has declined with the increasing recognition of the toxicity of arsenic and its compounds.

Dependencies

• Arsenic
• Lead
• Wood

See also

• Boron
• Silicon
• Chemical elements

References

This article uses material from the Wikipedia article Arsenic, which is released under the Creative Commons Attribution-ShareAlike 3.0 Unported License (view authors).