Themes > Science > Chemistry > General Chemistry > Elements > Online Interactive Periodic Table of the Elements > Neon

Name: Neon
Symbol: Ne
Atomic Number: 10
Atomic Mass: 20.1797 amu
Melting Point: -248.6 °C (24.549994 °K, -415.48 °F)
Boiling Point: -246.1 °C (27.049994 °K, -410.98 °F)
Number of Protons/Electrons: 10
Number of Neutrons: 10
Crystal Structure: Cubic
Density @ 293 K: 0.901 g/cm3
Color: colorless

Atomic Structure

[Bohr Model of Neon]  
Number of Energy Levels: 2

    First Energy Level: 2
    Second Energy Level: 8

Isotopes

Isotope Half Life
Ne-20 Stable
Ne-21 Stable
Ne-22 Stable
 

Facts

Date of Discovery: 1898
Discoverer: Sir William Ramsey
Name Origin: Form the Greek word neos (new)
Uses: lighting
Obtained From: liquid air


Information provided by: http://www.chemicalelements.com