Phosphorus

Source: http://www.tabulka.cz/english/elements/show.asp?id=15

name Phosphorus
latin Phosphorus
french Phosphore
german Phosphor
symbol P
proton number 15
atomic weight 30.973762
Pauling electronegativity 2.19
electronic configuration [Ne] 3s23p3
1s22s22p63s23p3
melting point 317.3 K, 44.15°C, 111.47°F
boiling point 550 K, 277°C, 530°F
group 15
period 3
state (by 20°C) solid
oxidation states -3, +1, +3, +4, +5

Discoverer

Year of discovery Discoverer
1669 Hennig Brand (1630-1710)


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