2.10 Formation of Ions Flashcards
1
Q
When are atoms formed?
A
When atoms gain or lose electrons to form a full outer shell
2
Q
What are negative ions called?
A
Anions
3
Q
What are positive ions called?
A
Cations
4
Q
Do cations have more protons or electrons?
A
Protons
5
Q
Do anions have more protons or electrons?
A
Electrons
6
Q
What is the symbol equation for the formation of a sodium ion?
A
Na —> Na+ + e-
7
Q
What is the symbol equation for the formation of a chlorine ion?
A
Cl + e- —> Cl-
