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WorksheetsCovalent Bonding 2
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
How many valence electrons does nitrogen have?
a)
3
b)
2
c)
5
d)
1
2.
What can be generalized about covalent bonds?
a)
Electrons will be exchanged.
b)
Electrons will be transferred.
c)
Electrons will be given and taken.
d)
Electrons will be shared.
3.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
4.
How many electrons should Carbon have around its Lewis dot structure?
a)
1
b)
3
c)
4
d)
5
5.
How many electrons are shared in a double bond?
a)
2
b)
4
c)
6
d)
8
6.
What bond is formed between a metal and a nonmetal?
a)
Covalent bond
b)
Ionic bond
c)
Hydrogen bond
d)
Metallic bond
7.
When two nonmetals do not share electrons evenly, the resulting covalent bond will be
a)
nonpolar
b)
polar
c)
ionic
d)
metallic
8.
Which element below is not diatomic?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
sulfur
9.
Which of the following is the correct LD Diagram for Hydrogen Cyanide, HCN?
a)
A
b)
B
c)
C
d)
D
10.
Which LD Diagram is correct for chloromethane (CH3Cl)
a)
A
b)
B
c)
C
d)
D
11.
What is the correct Lewis Dot Structure for NH3?
a)
b)
c)
d)
12.
Which is the correct molecular structure for carbon dioxide CO2?
a)
b)
c)
d)
13.
The valence shell can hold 8 electrons (excluding the first that can only hold 2). We refer to this as the ______.
a)
octet rule
b)
valence law
c)
complement rule
d)
chemistry law
14.
The element nitrogen (N) has ___ valence electrons and needs ___ electrons to complete its octet.
a)
5 , 3
b)
3 , 5
c)
6 , 2
d)
2 , 6
15.
How many TOTAL electrons are being shared in the triple bond between the two carbon atoms in this molecule?
a)
2
b)
4
c)
6
d)
8
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