Ionic Bonds Answers

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1
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Which product relies on the ability of ionic compounds to conduct electricity?

A
paper
B
batteries
C
soap
D
glazed pottery
2
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What is formed when polyatomic ions bond with other ions?

A
ionic compounds
B
neutral compounds
C
ionic elements
D
neutral elements
3

Iodine and potassium form an ionic bond. Iodine has seven electrons in its outer shell, and potassium has one electron in its outer shell. Which conclusion is best supported by this information?

A
Iodine is a noble gas.
B
Potassium is a nonmetal.
C
Iodine becomes an ion with a negative 1 charge.
D
Potassium becomes an ion with a positive 7 charge.
4

Which shows the correct order of steps during the formation of an ionic bond?

A
Ions are attracted to each other → Electrons are transferred → An ionic compound forms
B
An ionic compound forms → Ions are attracted to each other → Electrons are transferred
C
Electrons are transferred → Ions form → Ions are attracted to each other
D
Ions form → Electrons are transferred → Ions are attracted to each other
5

Ionic compounds form

A
crystal structures.
B
molecular structures.
C
pure elements.
D
neutral elements.
6

David observed properties of four different compounds, only one of which is an ionic compound. His observations are shown in the chart.

Question illustration
A
W
B
X
C
Y
D
Z
7

What will most likely occur if sulfur forms an ionic bond with another element? (Click on the icon for the periodic table to view sulfur)

A
Sulfur will accept electrons.
B
Sulfur will donate electrons.
C
Sulfur will become a positive ion.
D
Sulfur will become less stable.
8

Which is an example of a polyatomic ion?

A
H2
B
CO3-
C
Mg+
D
Ne+ -
9

Chalk is an ionic compound. Which is a property of all ionic compounds that makes chalk particularly useful for writing on a chalkboard?

A
a high melting point
B
hardness and brittleness
C
inability to dissolve in water
D
a multicolored appearance
10

Which two elements will most likely form an ionic bond? (Click on the periodic table icon to view these elements)

A
krypton and lithium
B
magnesium and bromine
C
calcium and potassium
D
iodine and chlorine

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