ions Flashcards
1
Q
what is an ion
A
they are charged particles
2
Q
how are ions formed
A
atoms lose or gain electrons to form ions with a full outer shell
3
Q
how are negative ions formed
A
when atoms gain electron
4
Q
how are positive ions formed
A
when atoms lose electron
5
Q
what is the charge same as
A
the number of electrons lost or gained
