The electron configuration 1s2 2s2 2p6 3s2 3p6 applies to all of the following species except: A. Cl⁻ B. Ar C. Ca2+ D. Na+ E. K+
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Step 1
- Cl‾ has one additional electron compared to Ar, so its electron configuration would be 1s2 2s2 2p6 3s2 3p6 4s2 3d10. Show more…
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