Form 5: Balancing Decomposition Reactions Exercise

Form 5: Balancing Decomposition Reactions

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Form 5: Balancing Decomposition Reactions

In this engaging exercise, students will explore the fascinating world of decomposition reactions by balancing a variety of chemical equations. Through hands-on practice and guided examples, learners will enhance their understanding of stoichiometry and the conservation of mass in chemical reactions.

Questions

  1. MultiChoice

    What coefficient balances H2O in: _ H2O -> 2 H2 + O2?

  2. MultiChoice

    What coefficient balances NaCl in: _ NaCl -> 2 Na + Cl2?

  3. MultiChoice

    What coefficient balances H2O2 in: _ H2O2 -> 2 H2O + O2?

  4. MultiChoice

    What coefficient balances O2 in: 2 KClO3 -> 2 KCl + _ O2?

  5. MultiChoice

    What coefficient balances HgO in: _ HgO -> 2 Hg + O2?

  6. MultiChoice

    What coefficient balances Ag2O in: _ Ag2O -> 4 Ag + O2?

  7. MultiChoice

    What coefficient balances Ag in: 2 Ag2O -> _ Ag + O2?

  8. MultiChoice

    What coefficient balances NH4NO3 in decomposition to N2O and 2 H2O?

  9. MultiChoice

    What coefficient balances CaCO3 in: CaCO3 -> CaO + CO2?

  10. MultiChoice

    What coefficient balances NaN3 in: _ NaN3 -> 2 Na + 3 N2?

  11. MultiChoice

    What coefficient balances N2 in: 2 NaN3 -> 2 Na + _ N2?

  12. MultiChoice

    What coefficient balances NiO in: _ NiO -> 2 Ni + O2?