Question:
\(Na^+\) has completely filled K and L shells. Explain
\(Na^+\) has completely filled K and L shells. Explain
Updated On: Jan 19, 2026
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Solution and Explanation
The atomic number of sodium is 11. So, neutral sodium atom has 11 electrons and its electronic configuration is 2, 8, 1. But \(Na^+\) has 10 electrons. Out of 10, K-shell contains 2 and L-shell 8 electrons respectively. Thus, \(Na^+\) has completely filled K and L shells.
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