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

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

6 votes

Answer: 20

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

answered
User Payson Welch
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