Trimethylamine, Ethylmethylamine, and Propylamine Are Constitutional Isomers

question 27

Multiple Choice

Trimethylamine, ethylmethylamine, and propylamine are constitutional isomers. Based on their shapes and hydrogen bonding ability, which of the following is the correct order of their boiling points?

• A) ethylmethylamine > propylamine > trimethylamine
• B) ethylmethylamine < propylamine < trimethylamine
• C) propylamine < ethylmethylamine < trimethylamine
• D) propylamine > ethylmethylamine > trimethylamine

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Definitions:

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