| A | B |
|---|
| potassium chloride + silver nitrate -> potassium nitrate+silver chloride-> | KCl + AgNO3 -> KNO3 + AgCl |
| aluminum hydroxide + sodium nitate -> aluminum nitrate + sodium hydroxide | Al(OH)3 + 3 NaNO3 -> Al(NO3)3 + 3 NaOH |
| iron metal + copper(II) sulfate -> iron(II) sulfate + copper metal | Fe + CuSO4 -> FeSo4 + Cu |
| potassium bromide -> potassium metal + bromine | 2 KBr -> 2 K + Br2 |
| aluminum metal + copper(II) chloride -> aluminum chloride + copper metal | 2 AL + 3 CuCl3 + 3 Cu |
| calcium carbonate -> calcium oxide + carbon dioxide gas | CaCO3 -> CaO + CO2 |
| zinc metal + oxygen gas -> zinc oxide | 2 Zn + O2 -> 2 ZnO |
| chlorine gas + sodium metal -> sodium chloride | Cl2 + 2 Na -> 2 NaCl |
| aluminum sulfate + barium chloride -> aluminum chloride + barium sulfate | Al2(SO4)3 + 3 BaCl2 -> 2 AlCl3 + 3 BaSO4 |
| beryllium fluoride + magnesium -> magnesium fluoride + beryllium | BeF2 + Mg -> MgF2 + Be |
| sodium hydrogen carbonate -> sodium carbonate + carbon dioxide + water | 2 NaHCO3 -> Na2CO3 + CO2 +H2O |
| aluminum sulfate + calcium phosphate -> aluminum phosphate + calcium sulfate | Al2(SO4)3 + Ca3(PO4)2 -> 2 AlPO4 + 3 CaSO4 |
| magnesium chloride + silver nitrate -> magnesium nitrate + silver chloride | MgCl2 + 2 AgNO3 -> Mg(NO3)2 + 2 AgCl |
| sodium chlorate -> sodium chloride + oxygen | 2 NaClO3 -> 2 NaCl + 3 O2 |
| hydrogen gas + oxygen gas -> water | 2 H2 + O2 -> 2 H2O |
| zinc metal + copper(II) nitrate -> zinc nitrate + copper | Zn + Cu(NO3)2 -> Cu + Zn(NO3)2 |
| sufurous acid -> water + sulfur dioxide | H2SO3 -> H2 + SO2 |
| copper(II) oxide + sulfuric acid -> copper(II) sulfate + water | CuO + H2SO4 -> CuSO4 + H2O |
| nitrogen gas + hydrogen gas -> ammonia | 2 N2 + 3 H2 -> 2 NH3 |
| sodium iodide + chlorine gas -> sodium chloride + iodine | 2 NaI + Cl2 -> 2 NaCl + I2 |
| copper(II) hydroxide -> copper(II) oxide + water | Cu(OH)2 -> CuO +H2O |
| Ammonia gas + hydrochloric acid -> ammonium chloride | NH3 + HCl -> NH4Cl |
| potassium metal + water -> potassium hydroxide + hydrogen | K + HOH -> 2 KOH + H2 |
