Question

Enjoy the points but answer the question

Answer 1

Na atomic no. 11

... 2 8 1

Cl atomic no. 17

... 2 8 7

Hope it help u

Answer 2

Electronic configuration of Na + = 1s² , 2s² , 2p6

Electronic configuration of Cl-1 = 1s² , 2s² , 2p6 , 3s² , 3p5

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