Transcript Nuclear Chemistry Test/SAT II Prep

Multiple Choice
Matching
True &/or False CE*
 Ready to show colleges what you’re made of? The
Chemistry Subject Test assesses your understanding of
the major concepts of chemistry and your ability to
apply these principles to solve specific problems. If
you’re interested in studying science or engineering
in college, taking the Chemistry Subject Test can help
you demonstrate your interests and showcase your
strengths in the subject.
Multiple Choice 1
 Fluorine gas is bubbled through an aqueous solution
of calcium bromate. Besides water, this statement
refers to which chemical formulas?
A. F2 and CaBr2
B. F and CaBr2
C. F2 and Ca(BrO3)2
D. F2 and CaBrO3
F. and CaBrO3
Multiple Choice 1
 Fluorine gas is bubbled through an aqueous solution
of calcium bromate. Besides water, this statement
refers to which chemical formulas?
A. F2 and CaBr2
B. F and CaBr2
C. F2 and Ca(BrO3)2
D. F2 and CaBrO3
F. and CaBrO3
Multiple Choice 2
 Magnesium nitride reacts with water to form ammonia
and magnesium hydroxide. Besides water, this
statement refers to which chemical formula?
A. Mg3N2, NH3 and Mg(OH)2
B. Mg(NO3)2, NH4+, MgH2
C. Mg(NO3)2, NH3, and MgH2
D. Mg(NO2)2, NH4+ and Mg(OH)2
F. Mg3N2, NH3 and MgOH
Multiple Choice 2
 Magnesium nitride reacts with water to form ammonia
and magnesium hydroxide. Besides water, this
statement refers to which chemical formula?
A. Mg3N2, NH3 and Mg(OH)2
B. Mg(NO3)2, NH4+, MgH2
C. Mg(NO3)2, NH3, and MgH2
D. Mg(NO2)2, NH4+ and Mg(OH)2
F. Mg3N2, NH3 and MgOH
Multiple Choice 3
 Which formula represents a peroxide?
a. K2O
b. K2O2
c. KO2
d. CaO
e. Ca2O2
Multiple Choice 3
 Which formula represents a peroxide?
a. K2O
b. K2O2
c. KO2
d. CaO
e. Ca2O2
Multiple Choice 4
 Which is a collection of molecular compounds
a. NO,CS2, PCl3, HBr
b. NaNO3, CCl4, CuS
c. Cl2, CCl4, NO2, SF6
d. Ar, NH3, SF4, PCl5
e. H2O, CaO, CO, CO2
Multiple Choice 4
 Which is a collection of molecular compounds
a. NO,CS2, PCl3, HBr
b. NaNO3, CCl4, CuS
c. Cl2, CCl4, NO2, SF6
d. Ar, NH3, SF4, PCl5
e. H2O, CaO, CO, CO2
Multiple Choice 5
 Find the percentage of Sulfur in H2SO4
Multiple Choice 5
 Find the percentage of sulfur in H2SO4
32/98=32.65%
Multiple Choice 6
 What is the empirical formula of a compound
composed of 85.7% C and 14.3% H?
Multiple Choice 6
 What is the empirical formula of a compound
composed of 85.7% C and 14.3% H?
 C: 85.7/12 = 7.14 7.14/7.14 = 1
 H: 14.3/1 = 14.3
14.3/7.14 = 2
CH2
Multiple Choice 7
 What is the molecular formula for the empirical
formula found in question 6 (CH2) if the true
molecular mass is 42?
Multiple Choice 7
 What is the molecular formula for the empirical
formula found in question 6 (CH2) if the true
molecular mass is 42?
 42/14 = 3
C3H6
CE Questions
 Every question below contains two statements. For
each question, decide if statement I is true or false and
whether statement II is true or false and fill in the
corresponding T or F ovals in the answer space.
 Fill in an oval CE only if statement II is a correct
explanation of statement I
True/False/CE Question 1:
I
II
In formula of a because oxygen’s charge in
compound, the
most compounds
algebraic sum of
is -2
the charges
must be zero
True/False/CE Question 1:
I
II
In formula of a because oxygen’s charge in
compound, the
most compounds
algebraic sum of
is -2
the charges
must be zero
Multiple Choice 1
 Which of the following compounds does not contain a
polyatomic ion?
A. Sodium carbonate
B. Sodium sulfate
C. Sodium sulfite
D. Sodium sulfide
Multiple Choice 1
 Which of the following compounds does not contain a
polyatomic ion?
A. Sodium carbonate
B. Sodium sulfate
C. Sodium sulfite
D. Sodium sulfide
Multiple Choice 2
 The correct formula for ammonium phosphate is
A. (NH4)3PO4
B. (NH4)2PO4
C. NH4PO4
D. NH4(PO4)2
Multiple Choice 2
 The correct formula for ammonium phosphate is
A. (NH4)3PO4
B. (NH4)2PO4
C. NH4PO4
D. NH4(PO4)2
Multiple Choice 3
 The correct name for NH4CH3COO is
A. ammonium carbonate
B. ammonium hydroxide
C. ammonium acetate
D. ammonium nitrate
Multiple Choice 3
 The correct name for NH4CH3COO is
A. ammonium carbonate
B. ammonium hydroxide
C. ammonium acetate
D. ammonium nitrate
Multiple Choice 4
 Which of the following is the correct formula for iron
(III) sulfate?
A. Fe3SO4
B. Fe3(SO4)2
C. Fe2(SO4)3
D. 3FeSO4
Multiple Choice 4
 Which of the following is the correct formula for iron
(III) sulfate?
A. Fe3SO4
B. Fe3(SO4)2
C. Fe2(SO4)3
D. 3FeSO4
Multiple Choice 5
 The molecular formula for acetylene is C2H2. the
molecular formula for benzene is C6H6. The empirical
formula for both is
A. CH
B. C2H2
C. C6H6
D. (CH)2
Multiple Choice 5
 The molecular formula for acetylene is C2H2. the
molecular formula for benzene is C6H6. The empirical
formula for both is
A. CH
B. C2H2
C. C6H6
D. (CH)2
Multiple Choice 6
 Which of the following shows the percentage
composition of H2SO4
A. 2.5% H, 39.1% S, 58.5% O
B. 2.1% H, 32.7% S, 65.2% O
C. 28.6% H, 14.3% S, 57.1 % O
D. 33.3% H, 16.7% S, 50% O
Multiple Choice 6
 Which of the following shows the percentage
composition of H2SO4
A. 2.5% H, 39.1% S, 58.5% O
B. 2.1% H, 32.7% S, 65.2% O
C. 28.6% H, 14.3% S, 57.1 % O
D. 33.3% H, 16.7% S, 50% O
Multiple Choice 7
 Which of the following compounds has the highest
percentage of oxygen?
A. CH4O
B. CO2
C. H2O
D. Na2CO3
Multiple Choice 7
 Which of the following compounds has the highest
percentage of oxygen?
A. CH4O
B. CO2
C. H2O
D. Na2CO3
Multiple Choice 8
 The empirical formula for a compound that is 1.2% H,
42.0% Cl and 56.8% O is
A. HClO
B. HClO2
C. HClO3
D. HClO4
Multiple Choice 8
 The empirical formula for a compound that is 1.2% H,
42.0% Cl and 56.8% O is
A. HClO
B. HClO2
C. HClO3
D. HClO4
Naming ionic compounds
MgSO3
Naming ionic compounds
magnesium sulfite
MgSO3
Naming ionic compounds
CaO
Formula writing ionic compounds
calcium oxide
CaO
Naming ionic compounds
Ag2SO4
Naming ionic compounds
silver sulfate
Ag2SO4
Naming ionic compounds
Pb(CO3)2
Naming ionic compounds
lead (IV) carbonate
Pb(CO3)2
Naming ionic compounds
FeO3
Naming ionic compounds
iron (VI) oxide
FeO3
Formula writing ionic compounds
magnesium sulfate
Formula writing ionic compounds
magnesium sulfate
MgSO4
Formula writing ionic compounds
calcium sulfide
Formula writing ionic compounds
calcium sulfide
CaS
Formula writing ionic compounds
iron (VI) sulfide
Formula writing ionic compounds
iron (VI) sulfide
FeS3
Formula writing ionic compounds
silver sulfate
Formula writing ionic compounds
silver sulfate
Ag2SO4
END OF CATEGORY…
Formula writing ionic compounds
lead (IV) carbonate
END OF CATEGORY…
Formula writing ionic compounds
lead (IV) carbonate
Pb(CO3)2
Mole math
Determine the molar
mass for AgNO3
Mole math
Determine the molar
mass for AgNO3
107.87 + 14.01 + 3(16.00) =
169.88 g/mol
Mole math
Determine the molar
mass for (NH4)2(SO4)
Mole math
Determine the molar mass for
(NH4)2(SO4)
2(14.01) + 8(1.01) + 32.06 + 4(16.00) =
132.16 g/mol
Mole math
Determine the
percent of hydrogen
in (NH4)2(SO4)
Mole math
Determine the
percent of hydrogen
in (NH4)2(SO4)
6.11%
Mole math
Convert 45 g of NaCl
to moles
Mole math
45 g of NaCl to mol
0.77 mol
Mole math
Convert 89.1 mol of
NaCl to grams
Mole math
89.1 mol NaCl to g
5210 g
Mole math
Convert 12.3 grams of
barium chloride to
moles
Mole math
12.3 mol of barium chloride to g
0.0591 mol