Question

4 multiple choice 1 point when an atom gains an electron (charge turns negative) it becomes a(n) cation anion isotope

Explanation:

In chemistry, when an atom gains an electron and has a negative - charge, it is called an anion. A cation is a positively - charged ion (loses electrons), and an isotope is an atom of the same element with a different number of neutrons.

Answer:

B. anion