Chemical Elements.com - Phosphorus (P)

Show Table With:
   Name
   Atomic Number
   Atomic Mass
   Electron Configuration
   Number of Neutrons
   Melting Point
   Boiling Point
   Date of Discovery
   Crystal Structure

Element Groups:
   Alkali Metals
   Alkaline Earth Metals
   Transition Metals
   Other Metals
   Metalloids
   Non-Metals
   Halogens
   Noble Gases
   Rare Earth Elements

Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page

Basic Information

Name: Phosphorus
Symbol: P
Atomic Number: 15
Atomic Mass: 30.97376 amu
Melting Point: 44.1 °C (317.25 K, 111.38 °F)
Boiling Point: 280.0 °C (553.15 K, 536.0 °F)
Number of Protons/Electrons: 15
Number of Neutrons: 16
Classification: Non-metal
Crystal Structure: Monoclinic
Density @ 293 K: 1.82 g/cm³
Color: white

Atomic Structure

Number of Energy Levels: 3

First Energy Level:

Second Energy Level:

Third Energy Level:

Isotopes

Isotope	Half Life
P-31	Stable
P-32	14.28 days
P-33	24.3 days

Facts

Date of Discovery: 1669
Discoverer: Hennig Brand
Name Origin: From the Greek words ph�s (light) and phoros (bearer)
Uses: fertilizers, detergents
Obtained From: phosphate rock

MLA Format for Citing This Page

Bentor, Yinon. Chemical Element.com - Phosphorus. <http://www.chemicalelements.com/elements/p.html>.

For more information about citing online sources, please visit the MLA's Website.