Phosphorus
Phosphorus
0 posts
0 projects
Phosphorus ΒΆ
AtomicNumber: 15
Element: Phosphorus
Symbol: P
AtomicMass: 30.974
NumberofNeutrons: 16
NumberofProtons: 15
NumberofElectrons: 15
Period: 3
Group: 15.0
Phase: solid
Radioactive: nan
Natural: yes
Metal: nan
Nonmetal: yes
Metalloid: nan
Type: Nonmetal
AtomicRadius: 1.2
Electronegativity: 2.19
FirstIonization: 10.4867
Density: 1.82
MeltingPoint: 317.25
BoilingPoint: 553.0
NumberOfIsotopes: 7.0
Discoverer: BranBrand
Year: 1669.0
SpecificHeat: 0.769
NumberofShells: 3
NumberofValence: 5.0