Chapter 5: Ionic Compounds Test Name: Score: /40 Multiple Choice

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Chapter 5: Ionic Compounds Test
Name:
Score: _______________/40
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
____
1. In many compounds, atoms of main-group elements form ions so that the number of electrons in the
outermost energy levels of each ion is
____
a. 2.
c. 8.
b. 6.
d. 10.
2. An anion
a. is an ion with a negative charge.
b. attracts ions with negative charges.
c. results when an alkaline-earth metal loses one of its two outermost electrons.
d. has more protons than electrons.
____
____
____
3. When the octet rule is satisfied, the outermost _____ are filled.
a. d and f orbitals
c. s and d orbitals
b. s and p orbitals
d. d and p orbitals
4. The elements of the _____ group satisfy the octet rule without forming compounds.
a. halide
c. alkali metal
b. noble gas
d. alkaline-earth metal
5. Once an atom has full s and p orbitals in its outermost energy level,
a. it is highly reactive only with alkali metals.
b. it is highly reactive only with halogens.
c. it can be combined with most elements.
d. it has a stable octet and is unreactive.
____
____
6. In a crystal of an ionic compound, each cation is surrounded by
a. molecules.
c. dipoles.
b. positive ions.
d. anions.
7. The indium(II) ion and indium(III) ion
a. have the same charge.
b. are polyatomic ions.
c. have charges of 1+ and 2+, respectively.
d. have charges of 2+ and 3+, respectively.
____
____
8. What is the formula for the compound formed by lead(II) ions and chromate ions, CrO42–?
a. PbCrO4
c. Pb2(CrO4)3
b. Pb2CrO4
d. Pb(CrO4)2
9. What is the formula for the compound formed by the barium ion, Ba2+, and the hydroxide ion, OH–?
a. BaOH
c. Ba(OH)2
b. BaOH2
d. Ba(OH)
____ 10. Name the compound Zn3(PO4)2.
a. zinc potassium oxide
c. zinc phosphate
b. trizinc polyoxide
d. zinc phosphite
____ 11. Name the compound CuCO3.
a. Copper(I) carbonate
c. cuprous carbide
b. cupric trioxycarbide
d. copper(II) carbonate
Completion
Complete each sentence or statement.
12. An electron that occupies the outermost energy level of an atom is known as a(n)
____________________ electron.
13. An atom or group of atoms that has an electrical charge because it has either lost or gained one or
more electrons is a(n) ____________________.
14. An ion that has a negative charge is a(n) ____________________.
15. The ion formed by an atom of a metal is a(n) ____________________.
16. The ion formed by an atom of a nonmetal element is a(n) ____________________.
17. A compound resulting from the formation of an ionic bond between a cation and an anion is a(n)
____________________.
18. A repetitive geometric arrangement of ions, atoms, or molecules that forms a crystal structure is called
the ____________________.
19. The name of the ion O2– is the ____________________ ion.
20. The name of the ion Cu+ is the ____________________ ion.
21. The chemical formula for the compound strontium sulfide, which contains Sr2+ and S2– ions, is
____________________.
Word Bank:
Valence
Crystal lattice
Cation
Anion
Copper(I)
Ion
Salt
Oxide
Anion
SrS
Write the names for the following ionic compounds:
Write the formula for the following ionic compounds:
1. Sodium chloride: __________________
2. Calcium oxide:
__________________
3. Iron (II) fluoride:
__________________
1. NaNO3
______________
2. Li2O
_______________
3. CuCO3
_______________
4. Copper (I) oxide: __________________
4. Fe2O3
5. Aluminum sulfate: __________________
5. Ca3(PO4)2
_______________
6. Silver chloride:
__________________
6. SnO
_______________
7. Potassium carbonate:
__________________
8. Tin (IV) fluoride:
__________________
7. MgCO3
_______________
9. Chromium (III) oxide:
__________________
8. MnCO3
_______________
10. Sodium sulfide:
__________________
9. Ag2O
_______________
10.
_______________
TiCl3
___________
11. Chapter 5: Ionic Compounds Test
Answer Section
MULTIPLE CHOICE
1. ANS: C
DIF: 1
REF: 1
OBJ: 2
2. ANS: A
DIF: 1
REF: 1
OBJ: 2
3. ANS: B
DIF: 2
REF: 1
OBJ: 2
4. ANS: B
DIF: 1
REF: 1
OBJ: 2
5. ANS: D
DIF: 1
REF: 1
OBJ: 2
6. ANS: D
DIF: 1
REF: 2
OBJ: 3
7. ANS: D
DIF: 1
REF: 3
OBJ: 1
8. ANS: A
DIF: 2
REF: 3
OBJ: 3
9. ANS: C
DIF: 2
REF: 3
OBJ: 3
10. ANS: C
DIF: 2
REF: 3
OBJ: 3
11. ANS: D
DIF: 2
REF: 3
OBJ: 3
COMPLETION
12. ANS: valence
13. ANS: ion
14. ANS: anion
15. ANS: cation
16. ANS: anion
17. ANS: salt
18. ANS: crystal lattice
19. ANS: oxide
20. ANS: copper(I)
21. ANS: SrS