Thursday, October 3, 2013

S.Y. 2013-2014: Balancing Chemical Equations



Chapter 9: Chemical Reactions
Balancing Chemical Equations Worksheet

1. _____ Zn (s) + _____ AgNO3 (aq) →  _____ Zn(NO3)2 (aq) + _____ Ag (s)
2. _____ N2 (g) + _____ H2 (g) → _____ NH3 (g)
3. _____ NaCl (aq) + _____ AgC2H3O2 (aq) → _____ NaC2H3O2 (aq) + _____ AgCl (s)
4. _____ Mg(OH)2 (aq) + _____ H3PO4 (aq) → _____ H2O (l) + _____ Mg3(PO4 )2 (aq)
5. _____ HNO3 (aq) + _____ Ni (s) → _____ Ni(NO3)2 (aq) + _____ H2 (g)
6. _____ Ba(HCO3)2 (s) → _____ BaCO3 (s) + _____ H2O (g) + _____ CO2 (g)
7. _____ BaCl2 (aq) + _____ Na2SO4 (aq) → _____ NaCl (aq) + _____ BaSO4 (s)
8. _____ Al2(CO3)3 (s) → _____ Al2O3 (s) + _____ CO2 (g)
9. _____ Ca (s) + _____ H2O (l) → _____ Ca(OH)2 (aq) + _____ H2 (g)
10. _____ LiHCO3 (s) → _____ Li2CO3 (s) + _____ H2O (g) + _____ CO2 (g)
11. _____ N2 (g) + _____ O2 (g) → _____ N2O5 (g)
12. _____ MgBr2 (aq) + _____ KOH (aq) → _____ KBr (aq) + _____ Mg(OH)2 (s)
13. _____ Mn (s) + _____ CuCl (aq) → _____ Cu (s) + _____ MnCl2 (s)
14. _____ Zn (s) + _____ S8 (s) → _____ ZnS (s)
15. _____ NaOH (aq) + _____ H2SO4 (aq) → _____ H2O (l) + _____ Na2SO4 (aq)
16. _____ K (s) + _____ H2O (l) → _____ KOH (aq) + _____ H2 (g)
17. _____ C5H12 (l) + _____ O2 (g) → _____ H2O (g) + _____ CO2 (g)
18. _____ KOH (aq) + _____ H2CO3 (aq) → _____ H2O (l) + _____ K2CO3 (aq)
19. _____ C4H8O2 (l) + _____ O2 (g) → _____ H2O (g) + _____ CO2 (g)
20. _____ Al (s) + _____ S8 (s) → _____ Al2S3 (s)




Answers: If it's balanced... you are right! Keep it up! :)

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