Question

when an atom loses an electron, what charges does the ion have?

Answer 1

Answer:

When an atom loses electron(s) it will lose some of its negative charge and so becomes positively charged. A positiveion is formed where an atom has more protons than electrons. In the opposite case when an atom gains electron(s) it becomes negatively charged (moreelectrons than protons).

Answer 2

Answer:

When an atom loses an electron, it becomes a POSITIVE ion which is known as CATION.