Neon (Ne)

A noble gas known for its glowing reddish-orange light in signs.

Only reddish-orange signs actually contain pure neon gas.

Element properties

Atomic number
10
Symbol
Ne
Atomic mass
20.18 u
Category
Noble Gas
Period
2
Group
18
Block
p
State
Gas
Electron configuration
[He] 2s2 2p6
Electronegativity (Pauling)
Not available
Density
0.0009002 g/cm³
Melting point
-248.6 °C
Boiling point
-246.1 °C

Uses