Neon

Neon 20.1797(6)   Ne 10 1s22s22p6 [ ? ] Noble gas: Properties: Colorless, odorless, non-flammable, inert gas Uses: Cryogenics, advertising signs

Neon is a chemical element, having the chemical symbol Ne. Its atomic number (the number of protons) is 10. It has a standard atomic weight of 20.1797 g•mol ⁻¹, and is typically found as a gas in its elemental form.

Neon is considered to be a member of the "Nobel gas" class of element. At a pressure of 101.325 kPa, it has a boiling point of −246.08 °C, and a melting point of −258.59 °C