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Unit - 4.2 Geometric Representation of Atomic Structure — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYUnit - 4.2 Geometric Representation of Atomic Structure1 Mark
Question
The electronic configuration of $40 Ca ^{20}$ is_______________.
✓

Answer

2,8,8,2

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