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Câu 7:

Nhận định nào sau đây đúng khi nói về nguyên tử $_{26}^{56}F{\rm{e}}$

Câu 7: Nhận định nào sau đây đúng khi nói về nguyên tử 2656Fe_{26}^{56}F{\rm{e}}2656​Fe?

Thông tin câu hỏi

Câu 7:

Nhận định nào sau đây đúng khi nói về nguyên tử $_{26}^{56}F{\rm{e}}$ ?