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Chemistry
Chemistry
Problem
Arrange the bond angles about the central atom in the following species from largest to smallest:
X
e
F
2
\mathrm{XeF_2}
Xe
F
2
,
B
F
3
\mathrm{BF_3}
B
F
3
,
N
H
4
+
\mathrm{NH_4^+}
N
H
4
+
, and
S
O
2
\mathrm{SO_2}
S
O
2
. a)
B
F
3
>
X
e
F
2
>
S
O
2
>
N
H
4
+
\mathrm{BF_3} > \mathrm{XeF_2} > \mathrm{SO_2} > \mathrm{NH_4^+}
B
F
3
>
Xe
F
2
>
S
O
2
>
N
H
4
+
b)
X
e
F
2
>
B
F
3
>
S
O
2
>
N
H
4
+
\mathrm{XeF_2} > \mathrm{BF_3} > \mathrm{SO_2} > \mathrm{NH_4^+}
Xe
F
2
>
B
F
3
>
S
O
2
>
N
H
4
+
c)
X
e
F
2
>
N
H
4
+
>
B
F
3
>
S
O
2
\mathrm{XeF_2} > \mathrm{NH_4^+} > \mathrm{BF_3} > \mathrm{SO_2}
Xe
F
2
>
N
H
4
+
>
B
F
3
>
S
O
2
d)
X
e
F
2
>
B
F
3
>
N
H
4
+
>
S
O
2
\mathrm{XeF_2} > \mathrm{BF_3} > \mathrm{NH_4^+} > \mathrm{SO_2}
Xe
F
2
>
B
F
3
>
N
H
4
+
>
S
O
2
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