Respuesta:
Explicación:
Fe(26) = 1s2,2s2,2p6,3s2,3p6,4s2,3d6
Br(35)= 1s2,2s2,2p6,3s2,2p6,4s2,3d10,4p5
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Respuesta:
Explicación:
Fe(26) = 1s2,2s2,2p6,3s2,3p6,4s2,3d6
Br(35)= 1s2,2s2,2p6,3s2,2p6,4s2,3d10,4p5