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Practice Balancing Chemical Equations |
Pick an equation, balance it, and the check your work with the Solution page.
| HBr + KOH → KBr + H2O (Solution) |
| HF + KOH → KF + H2O (Solution) |
| SO2 + O2 + H2O → H2SO4 (Solution) |
| AgNO3 + KI → AgI + KNO3 (Solution) |
| AgNO3 + Na3PO4 → Ag3PO4 + NaNO3 (Solution) |
| AgNO3 + NaOH → AgOH + NaNO3 (Solution) |
| AgNO3 + NaOH → NaNO3 + Ag2O + H2O (Solution) |
| Al + CuCl2 → AlCl3 + Cu (Solution) |
| Al + Fe2O3 → Al2O3 + Fe (Solution) |
| Al + HNO3 → Al(NO3)3 + H2 (Solution) |
| Al2O3 + H2SO4 → Al2(SO4)3 + H2O (Solution) |
| Ba + O2 → BaO (Solution) |
| Ba(NO3)2 + Na2SO4 → BaSO4 + NaNO3 (Solution) |
| BaCl2 + H2SO4 → BaSO4 + HCl (Solution) |
| Be + O2 → BeO (Solution) |
| C25H52 + O2 → CO2 + H2O (Solution) |
| C3H4 + O2 → CO2 + H2O (Solution) |
| Ca + H2SO4 → CaSO4 + H2 (Solution) |
| Ca + H3PO4 → Ca3(PO4)2 + H2 (Solution) |
| Ca + HCl → CaCl2 + H2 (Solution) |
| Ca + HNO3 → Ca(NO3)2 + H2 (Solution) |
| Ca(OH)2 + H2SO4 → CaSO4 + H2O (Solution) |
| CaO + H2O → Ca(OH)2 (Solution) |
| CaO + H2SO4 → H2O + CaSO4 (Solution) |
| CaO + H3PO4 → Ca3(PO4)2 + H2O (Solution) |
| CaO + HCl → CaCl2 + H2O (Solution) |
| CaO + HNO3 → Ca(NO3)2 + H2O (Solution) |
| CH2O + O2 → CO2 + H2O (Solution) |
| CH3CH3 + O2 → CO2 + H2O (Solution) |
| CH4 + Cl2 → CH2Cl2 + HCl (Solution) |
| CuCl2 + Na2S → CuS + NaCl (Solution) |
| CuCl2 + NaOH → Cu(OH)2 + NaCl (Solution) |
| CuO + HCl → CuCl2 + H2O (Solution) |
| CuSO4 + NaOH → Cu(OH)2 + Na2SO4 (Solution) |
| Fe + H2O → FeO + H2 (Solution) |
| Fe + H2SO4 → FeSO4 + H2 (Solution) |
| FeCl3 + AgNO3 → AgCl + Fe(NO3)3 (Solution) |
| FeO + CO → Fe + CO2 (Solution) |
| FeS + HCl → FeCl2 + H2S (Solution) |
| H2 + O2 → H2O (Solution) |
| H2S + O2 → H2O + SO2 (Solution) |
| H2S + SO2 → H2O + S (Solution) |
| H2SO4 + Mg(OH)2 → H2O + MgSO4 (Solution) |
| H2SO4 + Zn → ZnSO4 + H2 (Solution) |
| H3PO4 + KOH → K3PO4 + H2O (Solution) |
| HBr + Fe(OH)3 → FeBr3 + H2O (Solution) |
| HCl + KOH → KCl + H2O (Solution) |
| HF + Ba(OH)2 → BaF2 + H2O (Solution) |
| HF + NaOH → NaF + H2O (Solution) |
| Hg + O2 → HgO (Solution) |
| HNO3 + Al(OH)3 → Al(NO3)3 + H2O (Solution) |
| HNO3 + CaCO3 → H2O + CO2 + Ca(NO3)2 (Solution) |
| HNO3 + KOH → KNO3 + H2O (Solution) |
| HNO3 + Mg → Mg(NO3)2 + H2 (Solution) |
| HNO3 + NaOH → NaNO3 + H2O (Solution) |
| HNO3 + Zn → Zn(NO3)2 + H2 (Solution) |
| K + H2O → KOH + H2 (Solution) |
| K + O2 → K2O (Solution) |
| KNO3 + H2SO4 → KHSO4 + HNO3 (Solution) |
| KOH + CO2 → KHCO3 (Solution) |
| Li + Cl2 → LiCl (Solution) |
| Li + N2 → Li3N (Solution) |
| Li + O2 → Li2O (Solution) |
| Mg + H3PO4 → Mg3(PO4)2 + H2 (Solution) |
| Mg + HNO3 → Mg(NO3)2 + H2 (Solution) |
| MgO + H2O → Mg(OH)2 (Solution) |
| N2 + O2 → NO2 (Solution) |
| N2O → N2 + O2 (Solution) |
| N2O5 + H2O → HNO3 (Solution) |
| Na + H3PO4 → Na3PO4 + H2 (Solution) |
| Na2CO3 + CaCl2 → NaCl + CaCO3 (Solution) |
| Na2CO3 + H2O → NaOH + CO2 (Solution) |
| Na2CO3 + H3PO4 → H2O + CO2 + Na3PO4 (Solution) |
| Na2CO3 + HCl → NaCl + H2CO3 (Solution) |
| Na2CO3 + HCl → NaCl + H2O + CO2 (Solution) |
| NaBr + Cl2 → NaCl + Br2 (Solution) |
| NaClO3 → NaCl + O2 (Solution) |
| NaHCO3 + HC2H3O2 → NaC2H3O2 + CO2 + H2O (Solution) |
| NaOH + Cl2 → NaCl + NaClO + H2O (Solution) |
| NaOH + CO2 → Na2CO3 + H2O (Solution) |
| NaOH + FeCl3 → Fe(OH)3 + NaCl (Solution) |
| NaOH + H3PO4 → NaH2PO4 + H2O (Solution) |
| NH4Cl + NaOH → NH3 + H2O + NaCl (Solution) |
| NH4NO3 → N2 + O2 + H2O (Solution) |
| NO + O2 → NO2 (Solution) |
| NO2 + H2O → HNO3 + NO (Solution) |
| P4 + O2 → P2O5 (Solution) |
| Pb(NO3)2 + Fe2(SO4)3 → Fe(NO3)3 + PbSO4 (Solution) |
| Pb(NO3)2 + KI → KNO3 + PbI2 (Solution) |
| PbCl2 + K2SO4 → PbSO4 + KCl (Solution) |
| S + O2 → SO2 (Solution) |
| S + O2 → SO3 (Solution) |
| SO2 + NaOH → NaHSO3 (Solution) |
| Zn + AgNO3 → Ag + Zn(NO3)2 (Solution) |
| Zn + H2O → Zn(OH)2 + H2 (Solution) |
| Zn + HCl → ZnCl2 + H2 (Solution) |
| Zn + O2 → ZnO (Solution) |
More Challenging Equations
| C12H22O11 + O2 → CO2 + H2O (Solution) |
| C6H5COOH + O2 → CO2 + H2O (Solution) |
| CaCl2 + Na3PO4 → Ca3(PO4)2 + NaCl (Solution) |
| CH4O + O2 → CO2 + H2O (Solution) |
| Cu + HNO3 → Cu(NO3)2 + NO2 + H2O (Solution) |
| CuSO4 + KI → CuI + I2 + K2SO4 (Solution) |
| Mg(NO3)2 → MgO + NO2 + O2 (Solution) |
| Mg(OH)2 + HCl → MgCl2 + H2O (Solution) |
| Mg(OH)2 + HNO3 → Mg(NO3)2 + H2O (Solution) |