222k views
1 vote
How do you know if an element is an ion?

2 Answers

4 votes
An ion is an atom or molecule where the total number of electrons is not equal to the total number of protons, giving it a net positive or negative electrical charge.
User Shibon
by
7.8k points
1 vote
u can tell by the atomic mass and number
User ChuckB
by
7.0k points