← Back to periodic table
Neon (Ne)
Atomic number: 10 · Category: noble gas · Group 18 · Period 2 · Phase: Gas
Neon is a chemical element with symbol Ne and atomic number 10. It is in group 18 (noble gases) of the periodic table. Neon is a colorless, odorless, inert monatomic gas under standard conditions, with about two-thirds the density of air.
Atomic mass: 20.17976
Density: 0.9002
Melting point: 24.56 K
Boiling point: 27.104 K
Appearance: colorless gas exhibiting an orange-red glow when placed in a high voltage electric field
Source: Wikipedia
Block: p
CPK color:#b3e3f5
Electronic structure
Electron configuration: 1s2 2s2 2p6
Configuration (semantic): [He] 2s2 2p6
Shells: 2, 8
Electron affinity: -116
Ionization energies: 2080.7, 3952.3, 6122, 9371, 12177, 15238, 19999, 23069.5, 115379.5, 131432
Periodic position
Group: 18
Period: 2
xpos: 18
ypos: 2
Spectral/Bohr images
Image
3D Model