Write the electronic configuration of alkali metals ""_(3)Li,_(11)Na, ""_(19)K,""_(37)Rb,""_(55)Cs and ""_(87)Fr

Write the electronic configuration of alkali metals ""_(3)Li,_(11)Na,

1.	Write the electronic configuration of alkali metals ""_(3)Li,_(11)Na, ""_(19)K,""_(37)Rb,""_(55)Cs and ""_(87)Fr
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