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Matheus

(Ensino Médio) Química • 06/19/2024

O íon monoatômico A2- apresenta a configuração eletrônica 3s...

O íon monoatômico A2- apresenta a configuração eletrônica 3s2 3p6 para a camada de valência. O número atômico do elemento A é: a) 8 b) 10 c) 14 d) 16 e) 18

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