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Chemistry
Chemistry
Problem
Which set contains only covalently bonded molecules? a.
BCl
3
\text{BCl}_3
BCl
3
,
SiCl
4
\text{SiCl}_4
SiCl
4
,
PCl
3
\text{PCl}_3
PCl
3
b.
NH
4
Br
\text{NH}_4\text{Br}
NH
4
Br
,
N
2
H
4
\text{N}_2\text{H}_4
N
2
H
4
,
HBr
\text{HBr}
HBr
c.
I
2
I_2
I
2
,
H
2
S
H_2S
H
2
S
,
N
a
I
NaI
N
a
I
d.
A
l
Al
A
l
,
O
3
O_3
O
3
,
A
s
4
As_4
A
s
4
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