Atom
Name
Phosphorus
IUPAC name
Phosphorus
InChI
InChI=1S/P
InChI key
OAICVXFJPJFONN-UHFFFAOYSA-N
CAS number
7723-14-0
Comments
natural P - 100% 31P
Symbol and fundamental properties
Symbol
P
Formula
$P$
Charge
0
Atomic number Z
15
Nuclear spin I
1/2
Molar mass
30.97376163 $g/mol$
State STP
solid
Electronegativity
2.19
Isotope mixture type
terrestrial abundance
Isotopes
  IUPAC Name A Mole fraction
Phosphorus-31 31 1.0
Type K L1 L2 L3
Energy (keV) 2.1455 0.1893 0.1322 0.1322