lateriamccain lateriamccain

08-04-2020
Chemistry

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Which is the atomic number of an atom that forms an ion with 18 electrons and a charge of 2+?

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maryamasadovaoxf9o3 maryamasadovaoxf9o3

04-01-2021

Answer: 20

Explanation: The element is Calcium, and Calcium’s atomic number is 20.

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