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29/12/2020 5:51 pm
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Na+ has completely filled K and L shells. Explain.
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29/12/2020 5:52 pm
Sodium atom (Na), has atomic number = 11
Number of protons = 11
Number of electrons = 11
Electronic configuration of Na = K L M - 2 8 1
Sodium atom (Na) looses 1 electron to become stable and form Na+ ion. Hence it has completely filled K and L shells.
