K+ is the cation and (CO3)2- is the anion.
Two cations K+ and one anion (CO3)2-
cation
Barium forms a divalent cation and no anions.
A positive ion is called a cation.
Fluoride is an anion.
silver nitrate is a cation Ag+NO3
Cation Mg2+ , anions 2 Cl-
cation
Usually anions, as in sodium chloride. However in some hydrates the cation may be surrounded by a coordination sphere of water molecules
Barium forms a divalent cation and no anions.
A positive ion is called a cation.
Fluoride is an anion.
The positively charged ion is the cation. Negatively charged ions are called anions.
Iodine itself is an element, not an ion. It forms anions rather than cations.
Oxygen is an element. It normally forms anions.
A cation is a positively charged ion or compound, whereas anions are negatively charged ion or compound
barium ion is a cation. rest listed are anions.
Divalent cation: Ca2+ Trivalent anion: (PO4)3-