As

Arsenic

Z 33 74.922 g/molMetalloid

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Group

15

Period

4

Block

p

Occurrence

PrimordialNative

Biological Role

Toxic

History

815 (discovery)

Albertus Magnus

Named By

---

Latin Name

Arsenicum

Abundance

Universe

x

Sun

x

Meteorites

x

Earth's crust

x

Oceans

x

Humans

x