Bonding And Percent Composition Homework
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1
2Dr. Taylor
Chapter 5.1, 5.3, 5,5, 5.8, 5.9 and 5.10 homework
Chem 111 Spring 2012
From textbook: (1, 11, 35, 37, 39, 41, 43, 45, 45, 47, 67, 69, 75, 77, 79, 83, 85, 87, 89, 91,97, 103, 107, 109,
115, 119, 121, 127,129 and 131)
1.
Which one of the following is most likely to be an ionic compound?
A. KF
B. CCl
C. CS
D. CO
E. ICl
4
2
2
2.
Which one of the following is most likely to be an ionic compound?
A. GaAs
B. SrBr
C. NO
D. CBr
E. H
O
2
2
4
2
3.
Which one of the following is most likely to be an ionic compound?
A. NCl
B. BaCl
C. CO
D. SO
E. SF
3
2
2
4
4.
Which one of the following is most likely to be a covalent compound?
A. Rb
S
B. SrCl
C. CS
D. CaO
E. MgI
2
2
2
2
5.
Which one of the following is most likely to be a covalent compound?
A. KF
B. CaCl
C. SF
D. Al
O
E. CaSO
2
4
2
3
4
6. A polar covalent bond would form in which one of the following pairs of atoms?
A. Cl Cl
B. Si Si
C. Ca Cl
D. Cr Br
E. P Cl
What type of chemical bond holds the atoms together within a water molecule?
7.
A. Ionic bond
B. Nonpolar covalent bond
C. Polar covalent bond
8.
A nonpolar covalent bond (i.e., pure covalent) would form in which one of the following pairs of atoms?
A. Na Cl
B. H Cl
C. Li Br
D. Se Br
E. Br Br
9.
Which of the bonds below would have the greatest polarity (i.e., highest percent ionic character)?
A. Si P
B. Si S
C. Si Se
D. Si Cl
E. Si I
Classify the O H bond in CH
10.
OH as ionic, polar covalent, or nonpolar covalent.
3
A. ionic
B. polar covalent
C. nonpolar covalent
Classify the C Cl bond in CCl
11.
as ionic, polar covalent, or nonpolar covalent.
4
A. ionic
B. polar covalent
C. nonpolar covalent
Classify the Ca Cl bond in CaCl
12.
as ionic, polar covalent, or nonpolar covalent.
2
A. ionic
B. polar covalent
C. nonpolar covalent
13.
What is the molar mass of ammonium nitrate?
–3
14.
How many oxygen atoms are present in 1.00 × 10
mole of ozone, O
?
3
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