paigedbarrett paigedbarrett

11-05-2022
Physics

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When a calcium atom forms an ion, it loses two electrons. What is the electrical charge of the calcium ion? a) −2 b) −1 c)+ 1 d) + 2

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TheUnknownScientist TheUnknownScientist

11-05-2022

Answer:

Option D

+2

Explanation:

We know that Calcium has 20 electrons and 20 protons. It lost two electrons, it has 20 protons, but only 18 electrons. This makes calcium a positive ion with a charge of +2.

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