Which Among The Following (Are) Double Displacement Reaction (S)? Mark as favorite Copy Link C + O2 -> CO2, and CH4 + 2O2 -> CO2 + 2H2O Pb + CuCl2 -> PbCl2 + Cu, and Na2SO4 + BaCl2 -> BaSO4 + 2NaCl Na2SO4 + BaCl2 -> BaSO4 + 2NaCl Pb + CuCl2 -> PbCl2 + Cu, and CH4 + 2O2 -> CO2 + 2H2O Check Answer