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Chemistry
Chemistry
Problem
In which of the following cases C—C bond length will be highest? a.
CH
3
—CF
3
\text{CH}_3\text{—CF}_3
CH
3
—CF
3
b.
FCH
2
—CH
2
F
\text{FCH}_2\text{—CH}_2\text{F}
FCH
2
—CH
2
F
c.
F
2
CH—CHF
2
\text{F}_2\text{CH—CHF}_2
F
2
CH—CHF
2
d.
CF
3
—CF
3
\text{CF}_3\text{—CF}_3
CF
3
—CF
3
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