Arsenic Symbol: As

Group: 15

http://wiki.chemeddl.org/mediawiki/index.php/PTL:Arsenic
http://wiki.chemeddl.org/mediawiki/index.php/PTL:Arsenic

Atomic Number: 33

Period: 4

Atomic Mass: 74.92160

Density: 5.776 grams per cubic centimeter

Boiling Point: 887 K (614°C or 1137°F)

Melting Point: 1090 K (817°C or 1503°F)

Key Isotopes:

As-71

As-72

As-73

As-74

As-75

As-76

As-77

As-79

Characteristics

  • Arsenic's original color is a tinny-white color, however, this color quickly tarnishes into a grey or black hue.

  • This element also tends to have a garlicky odor, and is highly toxic.

Uses

  • Arsenic is used in lasers that convert electricity into light.

  • It is also used in many poisons, such as insecticide or rat poisons.

Sources

  • Arsenic is found in realgar and orpiment as its sulfides, as arsenides and sulfides in heavy metals, and as arsenates.

Harmful Effects

  • Arsenic is a toxic element.

  • It has been known to become absorbed in sources of groundwater, making that supply unsafe.

  • Inside the body, arsenic inhibits the normal action of enzymes in the body and disrupt various metabolic pathways.





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