Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the relationship between boiling point and structure; branched-chain hydrocarbons have lower boiling points than the unbranched isomer. Speculate on possible reasons for this trend. Why might the intermolecular forces be slightly different in these compounds? Compound Boiling Point (°C) 68.9 Hexane 3-Methylpentane 2-Methylpentane 2,3- Dimethylbutane 2,2- 63.2 60.3 58.0 46.7 Dimethylbutane O The more branched structure has smaller exposed surface and hence stronger dispersion intermolecular forces. The more branched structure has smaller exposed surface and henchweaker dispersion intermolecular forces. The more branched structure has larger exposed surface and hence weaker dispersion intermolecular forces. O The more branched structure has larger exposed surface and hence stronger dispersion intermolecular forces.
Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the relationship between boiling point and structure; branched-chain hydrocarbons have lower boiling points than the unbranched isomer. Speculate on possible reasons for this trend. Why might the intermolecular forces be slightly different in these compounds? Compound Boiling Point (°C) 68.9 Hexane 3-Methylpentane 2-Methylpentane 2,3- Dimethylbutane 2,2- 63.2 60.3 58.0 46.7 Dimethylbutane O The more branched structure has smaller exposed surface and hence stronger dispersion intermolecular forces. The more branched structure has smaller exposed surface and henchweaker dispersion intermolecular forces. The more branched structure has larger exposed surface and hence weaker dispersion intermolecular forces. O The more branched structure has larger exposed surface and hence stronger dispersion intermolecular forces.
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Chapter1: Chemical Foundations
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Hexane
O8 https://east.cengagenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator assignment-take
3-Methylpentane
2-Methylpentane
2,3-
ATMcGraw Hill C IT Central Authe
Dimethylbutane
2,2-
[References]
Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the relationship between boiling point and structure;
branched-chain hydrocarbons have lower boiling points than the unbranched isomer. Speculate on possible reasons for this trend. Why might the
intermolecular forces be slightly different in these compounds?
Compound Boiling Point (°C)
68.9
Submit Answer
e
63.2
60.3
58.0
46.7
OWLv2 | Assig
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Content
Dimethylbutane
O The more branched structure has smaller exposed surface and hence stronger dispersion intermolecular forces.
The more branched structure has smaller exposed surface and henc weaker dispersion intermolecular forces.
The more branched structure has larger exposed surface and hence weaker dispersion intermolecular forces.
O The more branched structure has larger exposed surface and hence stronger dispersion intermolecular forces.
O (3) S
OWLv21 Onx
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Hexane
O8 https://east.cengagenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator assignment-take
3-Methylpentane
2-Methylpentane
2,3-
ATMcGraw Hill C IT Central Authe
Dimethylbutane
2,2-
[References]
Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the relationship between boiling point and structure;
branched-chain hydrocarbons have lower boiling points than the unbranched isomer. Speculate on possible reasons for this trend. Why might the
intermolecular forces be slightly different in these compounds?
Compound Boiling Point (°C)
68.9
Submit Answer
e
63.2
60.3
58.0
46.7
OWLv2 | Assig
Try Another Version
Content
Dimethylbutane
O The more branched structure has smaller exposed surface and hence stronger dispersion intermolecular forces.
The more branched structure has smaller exposed surface and henc weaker dispersion intermolecular forces.
The more branched structure has larger exposed surface and hence weaker dispersion intermolecular forces.
O The more branched structure has larger exposed surface and hence stronger dispersion intermolecular forces.
O (3) S
OWLv21 Onx
2 item attempts remaining
CengageNOW
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D
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