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WorksheetsCovalent Bonding and Formal Charge
Total questions: 15
Worksheet time: 20mins
Which of the following bonds do you expect to be polar covalent?
H—N
H—H
Cs—F
Cl—Br
Which of the following bonds do you expect to be ionic?
H—N
H—H
Cs—F
Zn—Fe
Which of the following bonds do you expect to be metallic?
H—N
H—H
Cs—F
Zn—Fe
Which of the following bonds do you expect to be nonpolar covalent?
H—N
H—H
Cs—F
Zn—Fe
Which of the following has the bonds arranged in order of decreasing polarity?
H—F > N—F > F—F
H—I > H—Br > H—F
O—N > O—S > O—Te
Sb—I > Sb—Te > Sb—Cl
Which of the following bonds is the most polar one? (Hint: "most polar" means greatest electronegativity difference.)
H—O
Cs—Cl
N—O
a. C—H
How many bonding domains does IF4- have?
2
3
4
5
6
How many non-bonding domains does IF4- have?
0
2
3
14
What is the formal charge on I in IF4-?
-1
0
+1
-4
What is the formal charge on one of the fluorine atoms in IF4- ?
-1
0
+1
-2
What is the formal charge on carbon in CN-?
+4
+2
0
-1
-4
What is the formal charge on the S in SO3?
+2
-2
0
+1
-1
What is the charge on the O at the top of this Lewis Diagram of SO3 that is connected to S with a single bond?
0
-2
+1
-1
+2
How many bonding domains does SO3 have?
0
1
2
3
4
How many nonbonding domains does SO3 have?
0
3
6
8
