The document is a worksheet for practicing the identification and balancing of various types of chemical reactions, including synthesis, decomposition, single-displacement, double-displacement, and combustion. It contains 20 reaction equations for students to classify and balance, along with questions about chemical equations, reaction types, and catalysts. Additionally, it seeks to differentiate between exothermic and endothermic reactions and explains combustion and decomposition processes.

1. HPS Reaction Type Practice Name: ___________________________________________ Date: ___________________
Types of Chemical Reaction Worksheet
Indicate which type of chemical reaction (synthesis, decomposition, single-displacement, double-displacement
or combustion) is being represented. Then balance the equation.
1. __NaBr + __Ca(OH)2 à __CaBr2 + __NaOH Reaction Type : ______________
2. __NH3+ __H2SO4 à __(NH4)2SO4 Reaction Type : ______________
3. __C5H9O + __O2 à__CO2 +__H2O Reaction Type : ______________
4. __Pb + __H3PO4 à__H2 + __Pb3(PO4)2 Reaction Type : ______________
5. __Li3N + __NH4NO3 à__LiNO3 + __(NH4)3N Reaction Type : ______________
6. __HBr + __Al(OH)3 à __H2O +__AlBr3 Reaction Type : ______________
Indicate which type of chemical reaction (synthesis, decomposition, single-displacement, double-displacement
or combustion) is being represented in 7 to 20. Then balance the equation.
7. __Na3PO4 + __KOH à __NaOH + __K3PO4 Reaction Type _______________________
8. __MgCl2 + __Li2CO3 à __MgCO3 + __LiCl Reaction Type _______________________
9. __C6H12 + __O2 à __CO2 + __H2O Reaction Type _______________________
10.__Pb + __FeSO4 à __PbSO4 + __Fe Reaction Type _______________________
11.__CaCO3 à __CaO + __CO2 Reaction Type _______________________
12.__P4 + __O2 à __P2O3 Reaction Type _______________________
13.__RbNO3 + __BeF2 à __Be(NO3)2 + __RbF Reaction Type _______________________
14.__AgNO3 + __Cu à __Cu(NO3)2 + __Ag Reaction Type _______________________
15.__C3H6O + __O2 à __CO2 + __H2O Reaction Type _______________________
16.__C5H5 + __Fe à __Fe(C5H5)2 Reaction Type _______________________
17.__SeCl6 + __O2 à __SeO2 + __Cl2 Reaction Type _______________________
18.__MgI2 + __Mn(SO3)2 à __MgSO3 + __MnI4 Reaction Type _______________________
19.__O3 à __O2
.
+ __O2 Reaction Type _______________________
20.__NO2 à __O2 + __N2 Reaction Type _______________________

2. HPS Reaction Type Practice Name: ___________________________________________ Date: ___________________
21.Give an example of a chemical equation and label all of the components.
22. What happens in a combustion reaction?
23. What happens in a decomposition reaction?
24. Describe the difference between an exothermic and endothermic reaction.
25. What is a catalyst? Give one example.