Balancing Chemical Equations Worksheet Intermediate Level
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1 Balancing Chemical Equations Worksheet Intermediate Level Neutralization Reactions Salts are produced by the action of acids. Salts are written metal first, then non-metal. Eg. NaCl not ClNa Acid + Base Salt + Water Balance the equation if required. 1. HNO 3 + NaOH + H 2 O 2. HNO 3 + KOH + H 2 O 3. HNO 3 + LiOH + H 2 O 4. HCl + NaOH + H 2 O 5. HCl + KOH + H 2 O 6. HCl + LiOH + H 2 O 7. H 2 SO 4 + NaOH Na 2 SO 4 + H 2 O 8. H 2 SO 4 + KOH K 2 SO 4 + H 2 O 9. H 2 SO 4 + LiOH Li 2 SO 4 + H 2 O 10. HNO 3 + Mg(OH) 2 Mg(NO 3 ) 2 + H 2 O 11. HCl + Mg(OH) 2 MgCl 2 + H 2 O 12. H 2 SO 4 + Mg(OH) 2 MgSO 4 + H 2 O 13. HNO 3 + Al(OH) 3 Al(NO 3 ) 3 + H 2 O 14. HCl + Al(OH) 3 AlCl 3 + H 2 O 15. H 2 SO 4 + Al(OH) 3 Al 2 (SO 4 ) 3 + H 2 O 16. HNO 3 + MgO Mg(NO 3 ) 2 + H 2 O 17. HCl + MgO MgCl 2 + H 2 O 18. H 2 SO 4 + MgO MgSO 4 + H 2 O 19. HNO 3 + Na 2 O NaNO 3 + H 2 O 20. HCl + Na 2 O NaCl + H 2 O
2 21. H 2 SO 4 + Na 2 O Na 2 SO 4 + H 2 O 22. HNO 3 + K 2 O KNO 3 + H 2 O 23. HCl + K 2 O KCl + H 2 O 24. H 2 SO 4 + K 2 O K 2 SO 4 + H 2 O 25. HNO 3 + CaO Ca(NO 3 ) 2 + H 2 O 26. HCl + CaO CaCl 2 + H 2 O 27. H 2 SO 4 + CaO CaSO 4 + H 2 O 28. HNO 3 + Ba(OH) 2 Ba(NO 3 ) 2 + H 2 O 29. HCl + Al 2 O 3 AlCl 3 + H 2 O 30. H 2 SO 4 + Ba(OH) 2 BaSO4 + H 2 O Acetate salts, are written acetate group first and metal second. The acetate group, CH 3 COO - is written first as the negative charge is on the oxygen atom and not the carbon atom. The negative oxygen atom is attracted to the positive metal ion. Eg. Sodium acetate, formula CH 3 COONa is really CH 3 COO - Na + and not Na + CH 3 COO CH 3 COOH + NaOH CH 3 COONa + H 2 O 32. CH 3 COOH + KOH CH 3 COOK + H 2 O 33. CH 3 COOH + LiOH CH 3 COOLi + H 2 O 34. CH 3 COOH + Na 2 O CH 3 COONa + H 2 O 35. CH 3 COOH + K 2 O CH 3 COOK + H 2 O 36. CH 3 COOH + CaO (CH 3 COO) 2 Ca + H 2 O The reaction of an acid with ammonia, NH 3 does not produce water. 37. HNO 3 + NH 3 NH 4 NO HCl + NH H 2 SO 4 + NH 3 (NH 4 ) 2 SO CH 3 COOH + NH 3 CH 3 COONH 4
3 Balancing Chemical Equations Worksheet Advanced Level Neutralization Reactions Salts are produced by the action of acids. Salts are written metal first, then non-metal. Eg. NaCl not ClNa Acid + Base Salt + Water Identify the salt produced and balance the equation if required. 1. HNO 3 + NaOH + H 2 O 2. HNO 3 + KOH + H 2 O 3. HNO 3 + LiOH + H 2 O 4. HCl + NaOH + H 2 O 5. HCl + KOH + H 2 O 6. HCl + LiOH + H 2 O 7. H 2 SO 4 + NaOH + H 2 O 8. H 2 SO 4 + KOH + H 2 O 9. H 2 SO 4 + LiOH + H 2 O 10. HNO 3 + Mg(OH) 2 + H 2 O 11. HCl + Mg(OH) 2 + H 2 O 12. H 2 SO 4 + Mg(OH) 2 + H 2 O 13. HNO 3 + Al(OH) 3 + H 2 O 14. HCl + Al(OH) 3 + H 2 O 15. H 2 SO 4 + Al(OH) 3 + H 2 O 16. HNO 3 + MgO + H 2 O 17. HCl + MgO + H 2 O 18. H 2 SO 4 + MgO + H 2 O 19. HNO 3 + Na 2 O + H 2 O 20. HCl + Na 2 O + H 2 O
4 21. H 2 SO 4 + Na 2 O + H 2 O 22. HNO 3 + K 2 O + H 2 O 23. HCl + K 2 O + H 2 O 24. H 2 SO 4 + K 2 O + H 2 O 25. HNO 3 + CaO + H 2 O 26. HCl + CaO + H 2 O 27. H 2 SO 4 + CaO + H 2 O 28. HNO 3 + Ba(OH) 2 + H 2 O 29. HCl + Al 2 O 3 + H 2 O 30. H 2 SO 4 + Ba(OH) 2 + H 2 O Acetate salts, are written acetate group first and metal second. The acetate group, CH 3 COO - is written first as the negative charge is on the oxygen atom and not the carbon atom. The negative oxygen atom is attracted to the positive metal ion. Eg. Sodium acetate, formula CH 3 COONa is really CH 3 COO - Na + and not Na + CH 3 COO CH 3 COOH + NaOH + H 2 O 32. CH 3 COOH + KOH + H 2 O 33. CH 3 COOH + LiOH + H 2 O 34. CH 3 COOH + Na 2 O + H 2 O 35. CH 3 COOH + K 2 O + H 2 O 36. CH 3 COOH + CaO + H 2 O The reaction of an acid with ammonia, NH 3 does not produce water. 37. HNO 3 + NH HCl + NH H 2 SO 4 + NH CH 3 COOH + NH 3
5 Balancing Chemical Equations Worksheet - ANSWERS Neutralization Reactions = already balanced Acid + Base Salt + Water 1. HNO 3 + NaOH NaNO 3 + H 2 O 2. HNO 3 + KOH KNO 3 + H 2 O 3. HNO 3 + LiOH LiNO 3 + H 2 O 4. HCl + NaOH NaC l + H 2 O 5. HCl + KOH KCl + H 2 O 6. HCl + LiOH LiCl + H 2 O 7. H 2 SO 4 + 2NaOH Na 2 SO 4 + 2H 2 O 8. H 2 SO 4 + 2KOH K 2 SO 4 + 2H 2 O 9. H 2 SO 4 + 2LiOH Li 2 SO 4 + 2H 2 O 10. 2HNO 3 + Mg(OH) 2 Mg(NO 3 ) 2 + 2H 2 O 11. 2HCl + Mg(OH) 2 MgCl 2 + 2H 2 O 12. H 2 SO 4 + Mg(OH) 2 MgSO 4 + 2H 2 O 13. 3HNO 3 + Al(OH) 3 Al(NO 3 ) 3 + 3H 2 O 14. 3HCl + Al(OH) 3 AlCl 3 + 3H 2 O 15. 3H 2 SO 4 + 2Al(OH) 3 Al 2 (SO 4 ) 3 + 6H 2 O 16. 2HNO 3 + MgO Mg(NO 3 ) 2 + H 2 O 17. 2HCl + MgO MgCl 2 + H 2 O 18. H 2 SO 4 + MgO MgSO 4 + H 2 O 19. 2HNO 3 + Na 2 O 2NaNO 3 + H 2 O 20. 2HCl + Na 2 O 2NaCl + H 2 O
6 21. H 2 SO 4 + Na 2 O Na 2 SO 4 + H 2 O 22. 2HNO 3 + K 2 O 2KNO 3 + H 2 O 23. 2HCl + K 2 O 2KCl + H 2 O 24. H 2 SO 4 + K 2 O K 2 SO 4 + H 2 O 25. 2HNO 3 + CaO Ca(NO 3 ) 2 + H 2 O 26. 2HCl + CaO CaCl 2 + H 2 O 27. H 2 SO 4 + CaO CaSO 4 + H 2 O 28. 2HNO 3 + Ba(OH) 2 Ba(NO 3 ) 2 + 2H 2 O 29. 6HCl + Al 2 O 3 2AlCl 3 + 3H 2 O 30. H 2 SO 4 + Ba(OH) 2 BaSO 4 + 2H 2 O Acetate salts, are written acetate group first and metal second. The acetate group, CH 3 COO - is written first as the negative charge is on the oxygen atom and not the carbon atom. The negative oxygen atom is attracted to the positive metal ion. Eg. Sodium acetate, formula CH 3 COONa is really CH 3 COO - Na + and not Na + CH 3 COO CH 3 COOH + NaOH CH 3 COONa + H 2 O 32. CH 3 COOH + KOH CH 3 COOK + H 2 O 33. CH 3 COOH + LiOH CH 3 COOLi + H 2 O 34. 2CH 3 COOH + Na 2 O 2CH 3 COONa + H 2 O 35. 2CH 3 COOH + K 2 O 2CH 3 COOK + H 2 O 36. 2CH 3 COOH + CaO (CH 3 COO) 2 Ca + H 2 O The reaction of an acid with ammonia, NH 3 does not produce water. 37. HNO 3 + NH 3 NH 4 NO HCl + NH 3 NH 4 Cl 39. H 2 SO 4 + 2NH 3 (NH 4 ) 2 SO CH 3 COOH + NH 3 CH 3 COONH 4
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