Question

electric configuration Al, Br, O, H,

Answer 1

hello mate here is ur answer

electronic configuration of aluminium

Al: 1s2 2s2 2p6 3s2 3p1

Br : 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5

O: 1s2 2s2 2p4

H: 1s1

hope it helps u

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