WorksheetsReactions Review 4/7
Total questions: 13
Worksheet time: 8mins
What type of reaction is shown below?
Cu + KNO3 --> K + Cu(NO3)2
synthesis
decomposition
single replacement
double replacement
Which reaction type is characterized by the reactant breaking down as the reaction progresses?
Synthesis
Decomposition
Combustion
Double Replacement
What two molecules are produced in a combustion reaction?
CO2 + NH4
SiO2 + H2O
H2O + CO2
CO2 + H2O2
_Cu + _H2O →_ CuO3 + _H2
Which choice below best describes why this reaction will occur?
HCl + NaOH → NaCl + H2O
Neutralization
Energy release
Double Replacement
Electron transfer
Which of the following choices best describes this reaction?
CH4 + 2O2→ CO2 + H2O + heat
exothermic
endothermic
isothermic
heterothermic
Which of the following choices is the best equation for this sentence?
chlorine gas reacts with sodium bromide to produce liquid bromine and sodium chloride?
Cl2(g) + NaBr(aq) --> Br2 (l) + NaCl(aq)
Cl (g) + NaBr(aq) --> Br (l) + NaCl(aq)
Cl2 + NaBr2 --> Br2 + NaCl2
Cl2 + NaBr --> Br2 + NaCl
Which of the following choices best completes this equation?
MgSO4(aq) + NaNO3(aq) -->
MgNO3 + NaSO4
Mg(NO3)2 + Na2SO4
Mg(NO3)2(s) + Na2SO4(aq)
No reaction
Which of the following choices best completes this equation?
Al + Br2 -->
AlBr
AlBr2
AlBr3
Al2Br3
Which of the following choices best completes this equation?
Li + CaCO3 -->
Ca + Li2CO3
Ca + LiCO3
CO2 + LiCa
No reaction
Which of the following choices best completes this equation?
C25H52 + O2 -->
no reaction
CO + H2O
CO2 + H2
CO2 + H2O
