Balancing equations answers

Answers to Balancing Equations Worksheets

 

Balancing equations worksheet 3

  1. 2Mg + O2 → 2MgO
  2. 4Al + 3O2 → 2Al2O3
  3. 2HCl + Zn → ZnCl2 + H2
  4. H2SO4 + Zn → ZnSO4 + H2
  5. H2SO4 + Ca→ CaSO4 + H2O + CO2
  6. 2HgO → Hg + O2
  7. CuCO3 → CuO + CO2
  8. CuO + 2HCl → CuCl2 + H2O
  9. Cu + 2AgNO3 → Cu(NO3)2 + 2Ag
  10. AgNO3 + NaCl → AgCl(s) + NaNO3

 

Balancing equations worksheet 4

  1. KOH + HCl → KCl + H2O
  2. 2NaOH + H2SO4 → Na2SO4 + 2H2O
  3. Cl2 + 2KBr →2KCl + Br2
  4. 2Al + 3Br2 → 2AlBr3
  5. 2Na + 2H2O → 2NaOH + H2
  6. Fe2O3 + 3H2 → 2Fe +3H2O
  7. Ca(OH)2+ CO2 → H2O + CaCO3
  8. CaCO3→ CaO + CO2
  9. CuO + C → Cu + CO
  10. 2HCl + Na2S → H2S + 2NaCl

 

Balancing equations worksheet 5

  1. CuSO4 + 2NaOH → Cu(OH)2(s) + Na2SO4
  2. Cu(OH)2→ CuO + H2O
  3. CuO + H2 → Cu + H2O
  4. NaOH + NH4Cl → NaCl + NH3 + H2O
  5. 2KI + Pb(NO3)2 → 2KNO3 + PbI2(s)
  6. CH4 + 2O2→ CO2 + 2H2O
  7. C2H5OH + 3O2→ 2CO2 + 3H2O
  8. C6H12O6 + 6O2→ 6CO2 + 6H2O
  9. Ba(OH)2 + H2SO4 → BaSO4 + H2O
  10. Hg(NO3)2 + 2KI →HgI2(s) + 2KNO3

 

Balancing equations worksheet 6

  1. C6H12O6 → 2C2H5OH + 2CO2
  2. 6CO2 + 6H2O → C6H12O6 + 6O2
  3. 3AgNO3 + K3PO4 → Ag3PO4 + 3KNO3
  4. NaHCO3 + CH3COOH →CH3COONa + CO2 + H2O
  5. N2 + 3H2 →2NH3
  6. CaCO3 + 2NaCl → Na2CO3 + CaCl2
  7. NO2 + 2H2O → HNO3 + HNO2
  8. Na2O + H2O → 2NaOH
  9. 2LiOH + CO2 → Li2CO3 + H2O
  10. 2NO + O2 → 2NO2

 

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