Chem B Final Review

1
Chem B Final Review
Nomenclature Flow chart Word equations Chemical reactions Stoichiometry
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
50 50 50 50 50
2
What is the correct name for N2O5? 10 points
3
Which of the following compounds contains the
Mn3 ion? a.MnS b.MnO c.MnBr2 d.Mn2O3 20 points
4
Which of the following formulas represents an
ionic compound? a. CS2 b. N2O4 c. BaI2 d.
PCl3 30 points
5
Which of the following shows correctly an ion
pair and the ionic compound the two ions
form? a.Sn4, N3- Sn4N3 c.Cr3, I-
CrI b.Cu, O Cu2O2 d.Fe3, O2- Fe2O3 40
points
6
What is the correct name for Sn3(PO4)2? 50
points
7
What is the ending for the names of all binary
compounds, both ionic and molecular? (10
points)
8
What type of compound is CuSO4? 20 points
9
Binary molecular compounds are made of two ____.
30 points
10
In naming a binary molecular compound, the number
of atoms of each element present in the molecule
is indicated by ____. 40 points
11
When naming acids, the prefix hydro- is used when
the name of the acid anion ends in ____. 50
points
12
What does the symbol ? in a chemical equation
mean? 10 points
13
In the chemical equation H2O(aq) ? H2O(l)
O2(g), the O2 is a ____. 20 points
14
A double-replacement reaction takes place when
aqueous Na2CO3 reacts with aqueous Sn(NO3)2. You
would expect one of the products of this reaction
to be? 30 points
15
If you rewrite the following word equation as a
balanced chemical equation, what will the
coefficient and symbol for fluorine be?
nitrogen trifluoride? nitrogen fluorine
16
Write the skeleton equation for the reaction that
takes place when solid phosphorus combines with
oxygen gas to form diphosphorus pentoxide? 50
points
17
When the equation Fe Cl2 ? FeCl3 is balanced,
what is the coefficient for Cl2? 10 points
18
In order for the reaction 2Al 6HCl ? 2AlCl3
3H2 to occur, what must be true? 20 points
19
The type of reaction that takes place when one
element reacts with a compound to form a new
compound and a different element is a ____. 30
points
20
Use the activity series of metals to complete a
balanced chemical equation for the following
single replacement reaction. Ag(s) KNO3 (aq)
? 40 points
21
What are the correct formulas for the products of
the following double-replacement
reaction? Rb(OH) H3PO4 ? 50 points
22
When two substances react to form products, the
reactant which is used up is called the ____.
10 points
23
At STP, how many liters of oxygen are required to
react completely with 3.6 liters of hydrogen to
form water? 2H2(g) O2(g) ? 2H2O(g) 20 points
24
How many grams of beryllium are needed to produce
36.0 g of hydrogen? (Assume an excess of
water.) Be(s) 2H2O(l) ? Be(OH)2 (aq) H2(g)
30 points
25
Metallic copper is formed when aluminum reacts
with copper(II) sulfate. When you have 54.0 g
of Al react with 319 g of CuSO4 which reactant is
the limiting reagent? Al 3CuSO4 ? Al2(SO4)3
3Cu 40 points
26
Al 3CuSO4 ? Al2(SO4)3 3Cu When you have 54.0
g of Al react with 319 g of CuSO4 What is the
amount of Copper produced? 50 points