Ionic/Metallic Bonding Quiz
Moore
Name________________________
Class________
1. Which compound contains ionic bonds?
A) N2O
B) Na2O C) CO
D) CO 2
2. Which element would most likely form an ionic bond
with chlorine?
A) O
B) N
C) S
D) K
3. Which electron-dot diagram best represents a compound
that contains both ionic and covalent bonds?
A)
B)
C)
A)
B)
C)
D)
lose electrons and form negative ions
lose electrons and form positive ions
gain electrons and form negative ions
gain electrons and form positive ions
10. The crystal of potassium chloride is composed of
A)
B)
C)
D)
potassium chloride molecules
potassium atoms and chlorine atoms
potassium atoms and chloride ions
potassium ions and chloride ions
11. Which elements combine by forming an ionic bond?
D)
4. Which type of bonds are formed when calcium atoms
react with oxygen atoms?
A) polar covalent
C) ionic
B) coordinate covalent
D) hydrogen
5. Which atom will form an ionic bond with a Br atom?
A) N
B) Li
C) O
D) C
6. What occurs when an atom loses an electron?
A) The atom's radius decreases and the atom becomes
a negative ion.
B) The atom's radius decreases and the atom becomes
a positive ion.
C) The atom's radius increases and the atom becomes a
negative ion.
D) The atom's radius increases and the atom becomes a
positive ion.
7. When metals combine with nonmetals, the metallic
atoms tend to
A)
B)
C)
D)
9. When combining with nonmetallic atoms, metallic atoms
generally will
lose electrons and become positive ions
lose electrons and become negative ions
gain electrons and become positive ions
gain electrons and become negative ions
8. As sodium reacts with fluorine to form the compound
NaF, each sodium atom will
A) gain 1 electron
C) lose 1 electron
B) gain 2 electrons
D) lose 2 electrons
A)
B)
C)
D)
sodium and potassium
sodium and oxygen
carbon and oxygen
carbon and sulfur
12. Element X has an electron configuration of
2-8-3. This element will combine with the phosphate
ion to form a compound with the formula
A) XPO 4
C) X2PO 4
B) X(PO4) 2
D) X2(PO4) 3
13. The data table below represents the properties determined by the analysis of substances A, B, C, and D.
Which substance is an ionic compound?
A) A
B) B
C) C
14. Which type of bonding is characteristic of a substance
that has a high melting point and electrical conductivity
only in the liquid phase?
A) nonpolar covalent
C) ionic
B) coordinate covalent
D) metallic
15. Which substance is a conductor of electricity in the
liquid phase but not in the solid phase?
A) Br 2
B) HBr
C) Na
D) NaCl
16. As NaC 2H3O2(s) is stirred into water and dissolves, the
electrical conductivity of the solution
A) decreases
C) remains the same
B) increases
17. Based on bond type, which compound has the highest
melting point?
A) CH 3OH
C) CaCl2
B) C6H14
D) CCl4
18. As 1 gram of sodium hydroxide dissolves in 100 grams
of water, the conductivity of the solution
A) decreases
C) remains the same
B) increases
19. A student determined the solubility of an unknown solid
in various solvents as shown in the table below.
D) D
20. A substance that does not conduct electricity as a solid
but does conduct electricity when melted is most likely
classified as
A)
B)
C)
D)
an ionic compound
a molecular compound
a metal
a nonmetal
21. A solid substance was tested in the laboratory. The test
results are listed below.
• dissolves in water
• is an electrolyte
• melts at a high temperature
Based on these results, the solid substance could be
A) Cu
C) C
B) CuBr2
D) C6H12O6
22. A substance has a high melting point and conducts
electricity in the liquid phase. This substance is
A) Ne
B) Hg
C) NaCl D) SiC
23. Which type of substance can conduct electricity in the
liquid phase but not in the solid phase?
A)
B)
C)
D)
ionic compound
molecular compound
metallic element
nonmetallic element
24. A substance that has a melting point of 1074 K
conducts electricity when dissolved in water, but does
not conduct electricity in the solid phase. The substance
is most likely
Based on these solubility results, the unknown solid is
best described as
A) ionic
C) network
B) nonpolar
D) metallic
A) an ionic solid
C) a metallic solid
B) a network solid
D) a molecular solid
25. A solid substance is an excellent conductor of
electricity. The chemical bonds in this substance are
most likely
A) ionic, because the valence electrons are shared
between atoms
B) ionic, because the valence electrons are mobile
C) metallic, because the valence electrons are
stationary
D) metallic, because the valence electrons are mobile
26. Which factor distinguishes a metallic bond from an
ionic bond or a covalent bond?
A)
B)
C)
D)
the mobility of electrons
the mobility of protons
the equal sharing of electrons
the unequal sharing of electrons
27. The high electrical conductivity of metals is primarily
due to
A)
B)
C)
D)
high ionization energies
filled energy levels
mobile electrons
high electronegativities
28. Conductivity in a metal results from the metal atoms
having
A)
B)
C)
D)
high electronegativity
high ionization energy
highly mobile protons in the nucleus
highly mobile electrons in the valence shell