Chemistry, 01.09.2021 15:50 Yungnaudie
Cho các nguyên tử có kí hiệu : Br8135; K3919; Ar4018. Hãy xác định số proton, số nơtron, số electron, số hiệu nguyên tử, số đơn vị điện tích hạt nhân và điện tích hạt nhân nguyên tử của mỗi nguyên tử nguyên tố trên?
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Cho các nguyên tử có kí hiệu : Br8135; K3919; Ar4018. Hãy xác định số proton, số nơtron, số electron...
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