Question

Which among the following compounds has highest boiling point?

Options

• CH₃ – CH₂ – COCH₃

• CH₃ – CH₂ – CH₂ – CHO

• CH₃ – CH₂ – COOH

• CH₃ – CH₂ – CH₂ – CH₂ – OH

Answer 1

CH₃ – CH₂ – COOH

Explanation:

Carboxylic acids possess higher boiling points than those of alcohols, aldehydes, ketones, ether, hydrocarbons of comparable molecular masses.