The resulting solid is then filtered and ion exchanged with ions of one or more metals selected from {HEAD ~ those exchangeable metals} from {TAIL ~ groups IA}, IIA, IIIB, IVB, VIB, VIIB, and VIII of the Periodic Table of the Elements 
The resulting solid is then filtered and ion exchanged with ions of one or more metals selected from { HEAD ~ those exchangeable metals } from { TAIL ~ groups IA } , IIA , IIIB , IVB , VIB , VIIB , and VIII of the Periodic Table of the Elements
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH