Ne
Neon
Noble GasAtomic Number: 10 • Atomic Mass: 20.1800 u • Period: 2 • Group: 18
Electron Configuration: 1s² 2s² 2p⁶
Phase: Gas
Occurrence
Neon is found in various natural sources, including minerals, rocks, and the Earth's crust.
- Fifth most abundant element in the universe
- Very rare on Earth (0.0018% of atmosphere)
- Present in Earth's atmosphere at about 18 ppm
- Found in some minerals and meteorites in trace amounts