All of the above reactions are chemical reactions that involve different chemical compounds reacting with each other to form new compounds.
All of the above reactions are chemical reactions that involve different chemical compounds reacting with each other to form new compounds.
NaCl + AgNO3 -> AgCl + NaNO3 (silver chloride is formed)NaBr + AgNO3 -> AgBr + NaNO3 (silver bromide is formed)NaI + AgNO3 -> AgI + NaNO3 (silver iodide is formed)Zn + HCl -> ZnCl2 + H2 (zinc chloride and hydrogen gas are formed)CuO + HCl -> CuCl2 + H2O (copper(II) chloride and water are formed)NaOH + HCl -> NaCl + H2O (sodium chloride and water are formed)CaCO3 + HCl -> CaCl2 + CO2 + H2O (calcium chloride, carbon dioxide, and water are formed)