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Argon:
1s22s22p63s23p6
Potassium:
1s22s22p63s23p64s1
= [Ar]
[Ar]4s1
noble gas notation
[Ar]
Noble Gas Notation
[Ne] [Ar] [Kr] [Xe] [Rn]
noble gases
[He]
PracticeWrite electron configurations for the following elements using noble gas notation:
1. Si
2. Au
3. Ar
[Ne]3s23p2
[Xe]6s24f145d9
[Ne]3s23p6