If you think to aluminium the ion is Al3+.
Phosphorus will form the phosphide (P3-) ion.
Mainly Silver(I) or Ag+ ion. It can also form Silver(II) or Ag2+ ion.
No. Sulfur can form an S2+ ion.
+3 ion
Fluoride Ion
Actinium form the ion Ac(3+) and only in AcH2 is divalent.
They form an Ionic compound.
Gold is a metal, but it can form the Au3+ ion.
A positive ion and a negative ion.
No
A positive ion and a negative ion.
A positive ion and a negative ion.