Fig.Atomic number of sodium is 11.So the electronic configuration stands out to be 2,8,1,e.There is one electronic in the outermost shell.In order to gain inert gas configuration is better for sodium to lose one electron and achieve the nearest nob gas configuration of neon with atomic number 10.
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Fig.Atomic number of sodium is 11.So the electronic configuration stands out to be 2,8,1,e.There is one electronic in the outermost shell.In order to gain inert gas configuration is better for sodium to lose one electron and achieve the nearest nob gas configuration of neon with atomic number 10.