group 18Helium- 1s2
Neon- [He] 2s22p6 Argon- [Ne] 3s23p6 Krypton:[Ar]3d104s24p6 Xenon:[Kr]4d105s25p6 Radon:[Xe]4f145d106s26p6 |
period 5Rb:[Kr]5s1
38-46: [Ar]3d10 Silver: 5s1 Cadmium: 5s2 Indium: 5s25p1 Tin:5s25p2 Antimony: 5s25p3 Tellurium: 5s25p4 Iodine: 5s25p5 Xenon: [Kr]4d105s25p6 |
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