Question: Which of the following statements is true about aldehydes?

Options:

1. They cannot form hydrogen bonds
2. They are generally more reactive than ketones
3. They have higher boiling points than ketones
4. They are less soluble in water than ketones

Correct Answer: They are generally more reactive than ketones

Solution:

Aldehydes are generally more reactive than ketones due to the presence of the hydrogen atom attached to the carbonyl carbon.