Transcript MIDTERM REVIEW

Naming REVIEW
Chemistry
1. Which of the following compound contains
the lead (IV) ion?
PbO2
b) PbCl2
c) Pb2O
d) Pb4O3
e) PbO
a)
1. Which of the following compound contains
the lead (IV) ion?
PbO2
b) PbCl2
c) Pb2O
d) Pb4O3
e) PbO
a)
2. Which of the following is a nonmetal?
Pt
b) Sc
c) V
d) Li
e) Kr
a)
2. Which of the following is a nonmetal?
Pt
b) Sc
c) V
d) Li
e) Kr
a)
3. Which of the following formulas
represents an ionic compound?
CS2
b) BaI2
c) N2O4
d)
PCl3
e) Kr
a)
3. Which of the following formulas
represents an ionic compound?
CS2
b) BaI2
c) N2O4
d)
PCl3
e) Kr
a)
4. In which of the following is the symbol for
the ion and the number of electrons it
contains correct?
a) H+ has 1 electron
b) Br- has 34 electrons
c) Al3+ has 16 electrons
d) Ca2+ has 18 electrons
e) S2- has 2 electrons
4. In which of the following is the symbol for
the ion and the number of electrons it
contains correct?
a) H+ has 1 electron
b) Br- has 34 electrons
c) Al3+ has 16 electrons
d) Ca2+ has 18 electrons
e) S2- has 2 electrons
5. Ions form when atoms gain or lose ?????
protons
b) neutrons
c) electrons
d) atomic number
e) mass number
a)
5. Ions form when atoms gain or lose ?????
protons
b) neutrons
c) electrons
d) atomic number
e) mass number
a)
6. Which of the following statements is true
concerning the composition of ionic compounds?
a)
b)
c)
d)
e)
They are composed of anions and cations
They are composed of anions only
They are compose of cations only
They are formed from two or more nonmetallic
elements
They are formed from two or more metallic
elements
6. Which of the following statements is true
concerning the composition of ionic compounds?
a)
b)
c)
d)
e)
They are composed of anions and cations
They are composed of anions only
They are compose of cations only
They are formed from two or more nonmetallic
elements
They are formed from two or more metallic
elements
7. The correct formula for potassium sulfite
is ?????
a)
b)
c)
d)
e)
KHSO3
KHSO4
K2SO3
KSO3
K2S
7. The correct formula for potassium sulfite
is ?????
a)
b)
c)
d)
e)
KHSO3
KHSO4
K2SO3
KSO3
K2S
8. The correct formula for dinitrogen
pentoxide is ?????
NO5
b) PO4
c) N2O4
d) N2O5
e) N5O2
a)
8. The correct formula for dinitrogen
pentoxide is ?????
NO5
b) PO4
c) N2O4
d) N2O5
e) N5O2
a)
9. Which of the following formulas
represents phosphoric acid?
H2PO4
b) H3PO4
c) HPO3
d) H3PO3
e) H3P
a)
9. Which of the following formulas
represents phosphoric acid?
H2PO4
b) H3PO4
c) HPO3
d) H3PO3
e) H3P
a)
10. What is the name of TiCO3?
titanium
b) titanium
c) titanium
d) titanium
e) titanium
a)
monocarboxide
(I) monocarbonate
(I) carbonate
(II) carbonate
(III) carbonate
10. What is the name of TiCO3?
titanium
b) titanium
c) titanium
d) titanium
e) titanium
a)
monocarboxide
(I) monocarbonate
(I) carbonate
(II) carbonate
(III) carbonate
11. The charge on an ion of a Group 17
element is usually ?????
–1
b) 0
c) +1
d) +2
e) +7
a)
11. The charge on an ion of a Group 17
element is usually ?????
–1
b) 0
c) +1
d) +2
e) +7
a)
12. How many electrons does a nitrogen atom
need to gain to attain a noble gas electron
configuration?
a) 1
b) 2
c) 3
d) 4
e) 5
12. How many electrons does a nitrogen atom
need to gain to attain a noble gas electron
configuration?
a) 1
b) 2
c) 3
d) 4
e) 5
13. How many unshared pairs of electrons are
there in a molecule of hydrogen iodide, HI?
0
b) 2
c) 3
d) 4
e) 5
a)
13. How many unshared pairs of electrons are
there in a molecule of hydrogen iodide, HI?
0
b) 2
c) 3
d) 4
e) 5
a)
14. Which of the following diatomic molecules
joined by a double covalent bond?
Cl2
b) H2
c) N2
d) O2
a)
14. Which of the following diatomic molecules
joined by a double covalent bond?
Cl2
b) H2
c) N2
d) O2
a)
15. What is the shape of the water molecule?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
15. What is the shape of the water molecule?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
16. What is the shape of the ammonia, NH3?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
16. What is the shape of the ammonia, NH3?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
17. What is the shape of CCl4?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
17. What is the shape of CCl4?
linear
b) tetrahedral
c) triangular planar
d) pyramidal
e) bent
a)
18. What type of bond exists between
hydrogen and oxygen in a water molecule,
H2O?
nonpolar covalent
b) polar covalent
c) ionic
d) none of the above
a)
18. What type of bond exists between
hydrogen and oxygen in a water molecule,
H2O?
nonpolar covalent
b) polar covalent
c) ionic
d) none of the above
a)