Consider the three isomeric alkanes n-hexane, 2, 3-dimethylbutane, anu 2-llylp following correctly lists these compounds in order of increasing boiling point? Circle correct Answer.
A) 2, 3-dimethylbutane < 2-methylpentane < n-hexane
B) 2-methylpentane C) 2-methylpentane < 2, 3-dimethylbutane < n-hexane
D) n-hexane<2-methylpentane <2, 3-dimethylbutane
E) n-hexane <2, 3-dimethylbutane<2-methylpentane

Question

03-03-2020
Chemistry

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Consider the three isomeric alkanes n-hexane, 2, 3-dimethylbutane, anu 2-llylp following correctly lists these compounds in order of increasing boiling point? Circle correct Answer.
A) 2, 3-dimethylbutane < 2-methylpentane < n-hexane
B) 2-methylpentane C) 2-methylpentane < 2, 3-dimethylbutane < n-hexane
D) n-hexane<2-methylpentane <2, 3-dimethylbutane
E) n-hexane <2, 3-dimethylbutane<2-methylpentane

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Supabrain Supabrain · Answer 1 · 2020-03-04T05:36:21+01:00

Supabrain Supabrain

04-03-2020

Answer:

D) n-hexane<2-methylpentane <2, 3-dimethylbutane

Explanation:

structures with less branching have high boiling point and low melting points this is because of freezing depression and boiling depression and stronger bonds.

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