2FePO4 + 3Zn = Zn3(PO4)2 + 2Fe
Mn2(SO4)3 + 2Al = Al2(SO4)3 + 2Mn
Cu + 2HCl = CuCl2 + H2
2Ag + H2SO4 = Ag2SO4 + H2
2AgNO3 + Zn = Zn(NO3)2 + 2Ag
Al2S3 + 2Fe = Fe2S3 + 2Al
2FePO4 + 3Zn = Zn3(PO4)2 + 2Fe
Mn2(SO4)3 + 2Al = Al2(SO4)3 + 2Mn
Cu + 2HCl = CuCl2 + H2
2Ag + H2SO4 = Ag2SO4 + H2
2AgNO3 + Zn = Zn(NO3)2 + 2Ag
Al2S3 + 2Fe = Fe2S3 + 2Al