An ions is formed when an atom gains or loses electrons.
Loses protons
fluoride ion
a bromide ion is formed, the ion formed has a -1 charge, and the ion formed is an anion
An ions is formed when an atom gains or loses electrons.
The ion Se4+ is common.
caltribadium ion
As2-
An ions is formed when an atom gains or loses electrons.
Sulfide ion is formed when the sulfur atom gains two electrons from an external atom.
ion
Anion
banana
Eletron