How does a antimony-122 atom become a antimony -122 ion with a #3^-# charge?

1 Answer
Dec 18, 2016

Answer:

It needs to gain three electron to become an ion with a charge of #3-#.

Explanation:

It needs to gain three electron to become an ion with a charge of #3-#.

The amount of electron in a neutral isotope still must equal the amount of proton so that there is no net charge about the species.