Question Detail
Question
Which of the following is least soluble in water?
Correct Answer
Option C is the correct answer.
Detailed Explanation
Methanethiol (CH3SH) is least soluble in water because it forms weaker hydrogen bonds with water compared to alcohols (O-H). Methanol, ethanol, and ethylene glycol are all alcohols that can hydrogen bond strongly with water.
Hint
Which compound forms the weakest hydrogen bonds with water?