Question

multiple-choice question
an atom with a +2 charge has

• gained 2 electrons
• lost 2 electrons

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Explanation:

A neutral atom has equal protons (positive charge) and electrons (negative charge). A +2 charge means the atom has 2 more positive charges than negative charges, which occurs when it loses 2 negatively charged electrons. Gaining electrons would result in a negative charge.

Answer:

lost 2 electrons