Think you’ve got your head wrapped around Chemical Reactions? Put your knowledge to
the test. Good luck — the Stickman is counting on you!
Q. Will the double displacement reaction NaOH + CaBr2 occur? If so, what is the product of the reaction? (Hint: Use the activity series.)
No
Yes, Br(OH)2
Yes, CaNa
Yes, Ca(OH)2
None of the above
Q. Which of the following single displacement reactions will occur? (Hint: Use the activity series.)
Br2 + HF →
Cl2 + HBr →
Au + Cu(NO3)2 →
Cu + ZnCl2→
None of the above
Q. What is the sum of the coefficients of the following equation when it is properly balanced: Al2(SO4)3 + Ca(OH)2 → Al(OH)3 + CaSO4?
5
6
7
8
9
Q. What is the sum of the coefficients of the following equation when it is properly balanced: Al2(CO3)3 + Mg(OH)2 → Al(OH)3 + MgCO3?
4
7
8
9
10
Q. Which scientific law requires chemical equations to be balanced?
Law of Chemical Reactions
Avogadro's Law
Law of Conservation of Energy
Law of Conservation of Mass
None of the above
Q. The electrolysis of water produces:
NaCl
H2 + O2
H + OH
H + O
None of the above
Q. A + B → C + heat is an example of a _________ reaction.
exothermic
endothermic
decomposition
single displacement
none of the above
Q. When gasoline burns in oxygen, what type of reaction is occurring?
Single Displacement
Decomposition
Synthesis
Combustion
None of the above
Q. If a reaction feels cold to the touch it is _________.
neutralthermic
absothermic
endothermic
exothermic
none of the above
Q. The symbol (aq) means ________.
exothermic
a liquid
an acid
in a water solution
none of the above