The Phosphorus ( Periodic Element N°15) • Shortlink
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Last updated by Mattia Cola - Vie, 11/10/2013 - 14:46PHOSPHORUS
( from the Greek world "phosphoros", which brings the light)
SYMBOL: P
ATOMIC NUMBER: 15
MOLAR MASS (g/mol): 30,97
NORMAL STATE: solid
DENSITY ( g*cm-3): 1,82
MELTING POINT ( °C): 44
BOILING POINT ( °C): 280
IONIZATION ENERGY ( Kj/mol): 1011, 1903, 2912
ELECTRON AFFINITY ( Kj/mol): 72
ELECTRONEGATIVITY: 2,2
MAIN OXIDATION NUMBERS: -3, +3, +5
ATOMIC RADIUS (pm): 115
IONIC RADIUS (pm): 212 ( 3-)
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