No noble gas metal
6 chemical elements
2
He
4.0026 u
1s2
Helium
No noble gas metal
10
Ne
20.1797 u
[He] 2s2 2p6
Neon
No noble gas metal
18
Ar
39.948 u
[Ne] 3s2 3p6
Argon
No noble gas metal
36
Kr
83.798 u
[Ar] 3d10 4s2 4p6
Krypton
No noble gas metal
54
Xe
131.293 u
[Kr] 4d10 5s2 5p6
Xenon
No noble gas metal
86
Rn
222 u
[Xe] 4f14 5d10 6s2 6p6
Radon
No noble gas metal