Chapter 9 Test Review
Name:
1) What part of a chemical equation is written on the left side of the arrow? 2) What symbol is used to indicate a solid substance? 3) What symbol is used to indicate a substance dissolved in water? 4) Write the formula and other symbols for the following substances:
gaseous water
magnesium nitrate dissolved in water
solid calcium chloride
metallic aluminum
carbon dioxide gas
solid potassium sulfate
aqueous sodium phosphate
5) Complete the products for the following reactions and then balance the equations. Identify the type of reaction at the left of the equation. a)
Al
+
b)
Pb3(PO4)2
c)
Na
d)
Na3PO4
e)
C2H6
f)
NaOH
g)
Ca3P2
N2 +
+
HCl MgSO4
+ + +
+
Ca(NO3)2
O2
+
+
HCl
+
+
+
6) List the ions with their oxidation numbers that are present in each of the compounds. Watch Out!!! There may be polyatomic ions. Al2O3
NaOH
Mg3(PO4)2
FeS
CaCO3
Zn(NO3)2
7) A precipitate is can be formed in what type of reaction?
8) When oxygen is required to be one of two reactants and heat and light are produced, what reaction occurs? 9) What type of reaction only has one reactant? 10) What type of reaction has only one product? 11) What type of reaction has one element replace another element in a compound? 12) What type of reaction must have a precipitate, gas, or molecular compound form? 13) What type of reaction forms only the products of CO2 and H2O? 14) In the reaction in #13 what is the reactant that is always the same in this type of reaction? 15) Can zinc replace lead in the compound, Pb(NO3)2 ? 16) Can aluminum replace potassium in the compound KCl? 17) Can chlorine replace bromine in the reaction Cl2 + NaBr ? 18) Write the net ionic equation for each of the following reactions: (balance it at the end if you need to) a) CaCl2(aq) + H3PO4(aq) Ca3(PO4)2(s) + HCl(aq)
b) NaOH(aq)
+ BaCO3(aq)
Na2CO3(aq)
+
Ba(OH)2(s)
(you’ll have to get the products first before you can get the net ionic equation) c) NaCl(aq)
+
AgNO3(aq)
19) What are spectator ions?
+