Quantum Numbers Worksheet Key Page 4
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Chapter 7 Worksheet Keys
CHEMISTRY 151
BOND CHARACTER WORKSHEET KEY
1. For each of the following pairs of ionic bonds, circle the one that has the most covalent character.
a. Co-O (in CoO) or Co-S (in CoS)
b. Cr-O (in Cr
O
) or Mo-O (in Mo
O
)
2
3
2
3
c. K-F (in KF) or Ca-F (in CaF
)
2
d. Co-O (in CoO) or Co-F (in CoF
)
2
2. For each of the following pairs of covalent bonds, circle the one that represents the bond with the most
ionic character (the one that is most polar).
δ- δ+
δ- δ+
a. N - Se
or
N - Br
δ+ δ-
δ+ δ-
b. P - Cl
or
P - I
3. For each of the covalent bonds in problem 2, indicate which atom has a partial plus charge and which has
a partial minus charge.
See above.
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