WorksheetsUnit 5 Test-Chemical Bonds
Total questions: 33
Worksheet time: 17mins
Name
Class
Date
1.
The bond formed by the attraction of a positive ion to a negative ion.
a)
ionic bond
b)
covalent bond
c)
metallic bond
d)
hydrogen bond
2.
The bond formed by sharing one or more pairs of electrons.
a)
ionic bond
b)
covalent bond
c)
metallic bond
d)
hydrogen bond
3.
A negatively charged ion.
a)
cation
b)
anion
c)
monatomic ion
d)
polyatomic ion
4.
An ion made from a single ion.
a)
cation
b)
anion
c)
monatomic ion
d)
polyatomic ion
5.
A positively charged ion
a)
cation
b)
anion
c)
monatomic ion
d)
polyatomic ion
6.
An ion made from multiple bonded ions.
a)
cation
b)
anion
c)
monatomic ion
d)
polyatomic ion
7.
Monatomic ions are...
a)
always positive
b)
always negative
c)
both positive and negative.
d)
electrically neutral
8.
Polyatomic ions are...
a)
always positive
b)
always negative
c)
both positive and negative.
d)
electrically neutral
9.
Cations are...
a)
always positive
b)
always negative
c)
both positive and negative.
d)
electrically neutral
10.
Anions are...
a)
always positive
b)
always negative
c)
both positive and negative.
d)
electrically neutral
11.
If the difference in electronegativity between two atoms is between 0 and 0.4, then the bond will be...
a)
ionic
b)
covalent
c)
polar covalent
d)
metallic
12.
If the difference in electronegativity between two atoms is greater than 1.8, then the bond will be...
a)
ionic
b)
covalent
c)
polar covalent
d)
metallic
13.
If the difference in electronegativity between two atoms is between 0.4 and 1.8 , then the bond will be...
a)
ionic
b)
covalent
c)
polar covalent
d)
metallic
14.
A compound that is made of one or more cations joined to one or more anions is called...
a)
a molecule
b)
an ionic compound
c)
a hydrogen bond
d)
a metallic bond
15.
Two or more atoms joined by covalent bonds
a)
a molecule
b)
an ionic compound
c)
a hydrogen bond
d)
a metallic bond
16.
When naming simple acids where an anion ends with suffix -ide...
a)
the prefix hydro is added and the -ide ending is changed to -ic. (ie hydrochloric acid)
b)
the -ide ending is changed to -ic (ie chloric acid)
c)
the -ide ending is changed to -ous (ie chlorous acid)
d)
the prefix per is added to the front (ie peroxide)
17.
When naming simple acids where an anion ends with suffix -ite...
a)
the prefix hydro is added and the -ide ending is changed to -ic. (ie hydrochloric acid)
b)
the -ide ending is changed to -ic (ie chloric acid)
c)
the -ide ending is changed to -ous (ie chlorous acid)
d)
the prefix per is added to the front (ie peroxide)
18.
When naming simple acids where an anion ends with prefix -ate...
a)
the prefix hydro is added and the -ide ending is changed to -ic. (ie hydrochloric acid)
b)
the -ide ending is changed to -ic (ie chloric acid)
c)
the -ide ending is changed to -ous (ie chlorous acid)
d)
Option 4
19.
What is the oxidation number of the lithium ion?
a)
+1
b)
+2
c)
+3
d)
-1
20.
What is the oxidation number of the chromium (III) ion?
a)
+1
b)
+2
c)
+3
d)
-1
21.
What is the oxidation number of the fluoride ion?
a)
+1
b)
+2
c)
+3
d)
-1
22.
What substance has an oxidation number of -3
a)
Iron (III)
b)
Iron (II)
c)
Copper (I)
d)
Nitride
23.
Which of the following is a polyatomic cation?
a)
sulfate
b)
nitrate
c)
cyanide
d)
ammonium
24.
Which of the following is a polyatomic ions with a charge of -3?
a)
sulfate
b)
nitrate
c)
phosphate
d)
ammonium
25.
Which of the following is a polyatomic ions with a charge of -1?
a)
sulfate
b)
nitrate
c)
phosphate
d)
ammonium
26.
When do we use parentheses in a chemical formula?
a)
Parentheses are only used if there is more than one polyatomic ion in a formula.
b)
Parentheses are always used for the anion
c)
Parentheses are always used for the cation
d)
Parentheses are never used in chemical formulas.
27.
When do we use parentheses in an ions name?
a)
Parentheses are used if a cation has multiple common ions.
b)
Parentheses are used if we are using an unusual form of a common ion.
c)
Both a & b (multiple common or unusual forms)
d)
Parentheses are never used in ion names
28.
How many valence electrons does a carbon atom have?
a)
4
b)
1
c)
2
d)
3
e)
5
29.
How many valence electrons does a nitrogen atom have?
a)
5
b)
1
c)
2
d)
3
e)
4
30.
How many valence electrons does a hydrogen atom have?
a)
1
b)
2
c)
3
d)
4
e)
5
31.
Suppose a fictitious element Tr forms the polyatomic ion TrO3 ^-3 and is called trojate. What would you call the ion TrO2 ^-3
a)
Pertrojate
b)
Hypertrojate
c)
Trojite
d)
Hypotrojite
32.
Suppose a fictitious element Tr forms the polyatomic ion TrO3 ^-3 and is called trojate. What would you call the ion TrO5 ^-3
a)
Pertrojate
b)
Hypertrojate
c)
Trojite
d)
Hypotrojite
33.
Suppose a fictitious element Tr forms the polyatomic ion TrO3 ^-3 and is called trojate. What would the charge be of hydrogen trojate?
a)
-3
b)
-4
c)
-2
d)
it isn't possible to tell without knowing the real element
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