Science, asked by beeelike, 4 months ago

help me mam and sir im not joke

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Answered by ironhemanth

1

Answer:

Explanation:

sodium=1s2 2s2 2p6 3s1

aluminium=1s2 2s2 2p6 3s2 3p1

chlorine=1s2 2s2 2p6 3s2 3p5

iron=1s2 2s2 2p6 3s2 3p6 4s2 3d6

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