Verified answer

ZnCl2 + 2KOH = Zn(OH)2 + 2KCl

CuS + 2HCl = CuCl2 + H2S

Cu(NO3)2 + Mg = Mg(NO3)2 + Cu

BaCl2 + Na2CO3 = 2NaCl + BaCO3

MgCl2 + Zn = ZnCl2 + Mg

MgCl2 + 2NaOH = Mg(OH)2 + 2NaCl

AgNO3 + NaCl = NaNO3 + AgCl

PbCl2 + K2S = PbS + 2KCl

:)