Periodic Table of the Elements
Periodic Table




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

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