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WorksheetsReview #2
Total questions: 20
Worksheet time: 10mins
Consider the following three compounds:
A) Fe(C2H3O2)3
B) Ba(NO3)2
C) Li2O.
Select the answer below that contains the correct names for compounds A – C.
1
2
3
4
5
The correct name for CuO is __________.
A) copper oxide
B) copper II oxide
C) copper peroxide
D) copper monoxide
E) copper dioxide
A
B
C
D
E
The correct name for Al2O3 is __________.
A) aluminum III oxide
B) dialuminum III oxide
C) dialuminum trioxide
D) aluminum oxide
E) aluminum trioxide
A
B
C
D
E
The correct formula of copper (IV) bromide is __________.
A) CuBr5
B) CuBr4
C) CuBr2
D) Cu3Br4
E) Cu4Br
A
B
C
D
E
Which one of the following compounds is iron (III) phosphide?
A) FeP
B) FeP3
C) Fe3P3
D) Fe2P3
E) Fe3P2
A
B
C
D
E
How many atoms are there in 5.7 mol of hafnium?
A) 3.43 x 1024 atoms
B) 1.06 x 1022 atoms
C) 1.06 x 1023 atoms
D) 3.43 x 1023 atoms
E) 6.02 x 1023 atoms
A
B
C
D
E
How many moles of helium atoms are there in 2.4 x 1024 helium atoms?
A) 4.0 mol
B) 10.0 mol
C) 2.4 x 1024 mol
D) 2.0 mol
E) 6.0 mol
A
B
C
D
E
What is the gram formula mass of BaCl3?
A) 36 g
B) 70 g
C) 243.6 g
D) 576.5 g
E) 172.5 g
A
B
C
D
E
What is the gram formula mass of chromic sulfate, Fe2(SO4)3?
A) 208.0 g
B) 156.1 g
C) 344.2 g
D) 288.0 g
E) 399.6 g
A
B
C
D
E
How many grams are in 0.90 mol Pd?
A) 0.00846 g
B) 106.4 g
C) 0.900 g
D) 1.80 g
E) 95.8 g
A
B
C
D
E
What is the number of moles in 432 g Ba(NO3)2?
A) 3.25
B) 0.605
C) 0.237
D) 1.65
E) 113,000
A
B
C
D
E
Which three quantities a, b and c are required to balance the equation ...
a Li(s) + b O2(g) ==> c Li2O(s) ?
a) 4 2 1
b) 2 1 2
c) 4 1 2
d) 2 2 1
A
B
C
D
Which four quantities a, b, c and d are required to balance the equation ...
a Fe3O4(s) + b C(s) ==> c Fe(l) + d CO2(g) ?
A) 2 1 2 1 B) 1 2 3 2 C) 1 3 2 1 D) 2 1 3 2
A
B
C
D
Which three quantities a, b and c are required to balance the equation ...
a Al(s) + b Cl2(g) ==> c AlCl3(s) ?
A) 1 3 2
B) 2 3 2
C) 2 2 3
D) 1 3 1
A
B
C
D
Which four quantities a, b, c and d are required to balance the equation ...
aC4H8(g) + bO2(g) ==> cCO2(g) + dH2O(l) ?
A) 2 12 8 8
B) 2 6 8 8
C) 1 3 4 4
D) 1 6 4 4
A
B
C
D
Type of reaction?
A + B --> AB
2Na(s) + Cl2(g) --> 2NaCl(s)
CaO(s) + H2O(l) Ca(OH)2(s)
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
AB--> A + B
NH4NO3(s) -->N2O(g) + 2H2O(g)
2NaN3(s) --> 2Na(s) + 3N2(g)
Classify the following reactions.
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
CH4(g) + 2O2(g) --> CO2(g) + 2H2O(g)
2C2H6(g) + 7O2(g) --> 4CO2(g) + 6H2O(g)
Classify the following reaction
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
2Li(s) + 2H2O(l) --> 2LiOH(aq) + H2(g)
A + BX --> B + AX
Classify the reaction
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
AX + BY --> AY + BX
LiCrO4(aq) + BaCl2(aq) -->LiCl(aq) + Ba(CrO4)2(s)
Classify the following reaction
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
