An element's most stable ion forms an ionic compound with chlorine having the formula XCl2. If the ion of element X has a mass of 89 and 36 electrons, what is the identify of the element, and how many neutrons does it have?

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13 Dec 2019

An element's most stable ion forms an ionic compound with chlorine having the formula XCl₂. If the ion of element X has a mass of 89 and 36 electrons, what is the identify of the element, and how many neutrons does it have?

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