Name: ______________________________ Date: ___________________
Chemical Reactions Review
A. Fill in the blanks (use the following list)
aqueous catalyst complete combustion decomposition double displacement
incomplete combustion law of conservation of mass precipitate single displacement synthesis
1. A clue that a double displacement reaction has occurred is that a _______________ forms from two liquids.
2. A _____________________________ reaction occurs when cations of two ionic compounds change place.
3. When zinc replaces hydrogen in HCl, this is an example of ________________________ reaction.
4. The products of _____________________ are CO2(g) and H2O(g)
5. A(n) ________ solution is one in which an ionic solid has been dissolved and ionization has occurred.
6. In addition to CO2(g) and H2O(g), C(s) and CO(g) are produced during _________________________.
7. ________________________ states that the mass of the products must equal the mass of the reactants.
8. A substance that speeds up chemical reactions is called a ____________.
9. A compound that breaks down into elements or simpler compounds is a ________________ reaction.
10. A ______________ reaction occurs when two or more reactants combine to form a single, different substance.
B. True or False (If the statement is false, rewrite the statement to make it true)
11. Francium will displace sodium in a single displacement reaction.
12. A catalyst is used up in a chemical reaction.
13. Most chemical reactions occur without needing to add anything extra to them.
14. A non-metal will replace a metal in a single displacement reaction.
15. An activity series can be used to determine the state of a product in a double displacement reaction.
16. Combustion is a type of synthesis reaction.
17. A non-metal oxide dissolved in water will produce a base.
C. Similarities/Differences (describe similarities/differences between each pair)
18. synthesis/decomposition 19. single displacement/double displacement
20. precipitate/aqueous 21. activity series/solubility table
D. Multiple choice (Choose the best answer)
22. Which of the following metals is the most reactive?
a) Mg
b) Al
c) Pb
d) K
23. Which of the following would make an acid when dissolved in water?
a) sulphur trioxide
b) magnesium oxide
c) aluminum oxide
d) copper(I) oxide
24. Which of the following would make a base when dissolved in water?
a) carbon dioxide
b) sulphur trioxide
c) sodium oxide
d) nitrogen dioxide
25. What type of reaction occurs between NaOH + HCl?
a) synthesis
b) decomposition
c) single displacement
d) double displacement
26. What type of reaction occurs when NaHCO3 is heated?
a) synthesis
b) decomposition
c) single displacement
d) double displacement
27. What type of reaction occurs between Cr and SnO?
a) synthesis
b) decomposition
c) single displacement
d) double displacement
28. The name of MnO is
a) mercury(II)oxide
b) magnesium oxide
c) manganese(I)oxide
d) manganese(II)oxide
29. Which pair of names correctly names PbHPO 3
a) lead(II)phosphate, plumbic phosphate
b) lead(IV) phosphate, plumbous phosphite
c) lead(II)biphosphate, plumbous biphosphate
d) lead(II)hydrogen phosphate, plumbous biphosphite
E. Naming
30. (Complete the following chart below)
Formula Name Formula Name
NaF calcium oxide
P2O3 mercurous bromide
Ba(HCO2)2 tin(II)bromide
NO2 xenon
Cl2 ammonium fluoride
Fe(OH)2 cuprous dihydrogen hypophosphite
Ni2(CO3)3 zinc perchromate
Zn(H2PO2)2 lithium nitrite
Na2CrO4 phosphorus mononitride
HgS hydrogen sulphide
HNO2 strontium percarbonate
Be(BrO3)2 ammonium nitrate
MnO mercuric iodide
CuCl2 aurous arsenide
AgNO3 cobaltic selenide
CO bromine monofluoride
As2P5 hydrogen chlorate
C2H6 hydrogen hypofluorite
GaF3 hydrogen peroxide
Sb3P5 stannic percarbonate
F. Balancing and Types of Reactions (write out the acid or base product and then balance the equation)
31. ___ SO3(g) + ___ H2O(l) Type: ________________________
32. ___ K2O(s) + ___ H2O(l) Type: ________________________
33. ___ Na2O(s) + ___ H2O(l) Type: ________________________
34. ___ Mg(s) + ___ O2(g) Type: ________________________
(complete)
35. ___ C3H8(g) + ___ O2(g) Type: ________________________
36. zinc (s) plus (aq) lead(II)nitrate yields (aq) zinc nitrate plus lead (s). Type: ________________________
37. silver nitrate (aq) plus zinc chloride (aq) yields Type: ________________________
38. sodium (s) plus hydrogen (g) yields Type: ________________________
39. ___ KClO3(s) ___ KCl(s) + ___ O2(g) Type: ________________________
40. ___ Mg(NO3)2(aq) + ___ K3PO4(aq) ___ Mg3(PO4)2(s) + KNO3(aq) Type: ________________________
41. ___ HCl(aq) + ___ Ca(OH)2(aq) ___ CaCl2(aq) + ___ H2O(l) Type: ________________________
