Balancing Equations Worksheet #1 - ANSWERS



Balancing Equations Worksheet #1 - ANSWERS

Balance the following equations by placing the correct coefficients in the space provided.

1. _2__ H2 + ___1__ O2 ( __2___H2O

2. __1____Se+ __1___ O2 ( ___1___ SeO2

3. ____2___ HgO ( __2___ Hg + ___1___ O2

4. ___1___ Zn + ___2___ HCl ( __1___ ZnCl2 + ___1___ H2

5. __2_____ Na + ___2____H2O ( ___2____ NaOH + ___1____ H2

6. ___1____ C10H16 + ___8____ Cl2 ( ___10____ C + ____16___ HCl

7. ____2___ Si2H2 + ___5___ O2 ( ___4__ SiO2 + ___2____ H2O

8. ___2_____ C7H6O2 + ___17____ O2 ( ____14____ CO2 + ___6____ H2O

9. ____1____ Fe2O2 + ___1____ H2 ( ___2____ Fe + ___2____ H2O

10. ___2_____ K + ____1____ Br2 ( ___2____ KBr

11. ____1___ SiO2 + ___4_____ HF ( ___1_____ SiF4 + ___2___ H2O

12. ___1___ KClO2 ( ___1___ KCl + ___1____ O2

13. ____2____ KClO2 ( ____1____ KClO4 + ___1_____KCl

14. ___1____ P4O10 + ___6_____H2O ( ___4_____ H3PO4

15. ___4____ Sb + ___3____ O2 ( ___1_____ Sb4O6

16. ____1______PCl5 + __4_____ H2O ( ___5____ HCl + ___1____ H3PO4

17. ___2____ Fe + ___4____ H2O ( __1_____ Fe2O4 + ___4___ H2

18. ___1____ SiCl4 + ____4___ H2O ( _____1___H4SiO4 + ____4___ HCl

19. __1____ Fe2(SO4)3 + ____6___ KOH ( ___3____ K2SO4 + ____2___ Fe(OH)3

20. ____2___ NaOH + ___1___ Cl2 ( ___1___ NaCl + ___1__ NaClO + __1___ H2O

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