top of page
  • ​Symbol: P
  • Group: V
  • Period: 3
  • Relative Atom Mass: 31
  • Atomic Number: 15
  • ​Status: Non-Metal

Phosphorous

31



15

O

P

The Group (column) Number =

the number of electrons on the outer shell of the atom

​

The Period (row) Number =

the number of shells on the atom

bottom of page