01 About Neon
The neon signs you see everywhere are actually often argon - true neon produces only orange-red. Neon is 40ร less common than helium in Earth's atmosphere.
02 Physical Properties
State at room temperature๐จ Gas
Melting point-248.6 ยฐC
Boiling point-246.1 ยฐC
Density0.0009 g/cmยณ
Atomic mass20.18 u
Electron configuration2,8
Period / GroupPeriod 2, Group 18
BlockS-block
03 Discovery
Neon was discovered in 1898 by Ramsay/Travers.