Chemistry
Class 12
Electron configuration shortcuts
Why do we use noble gas notation in electron configurations?
1 answers
50 votes
1 Answers
uniboardhub
4 months ago
Writing configurations for heavy elements is lengthy. Noble gas notation uses the previous noble gas as a shortcut, e.g., Fe = [Ar] 3d⁶ 4s² instead of writing all 26 electrons explicitly.
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