Which of the following classes of alcohols undergoes dehydration instead of dehydrogenation when pas — Aldehydes Ketones and Carboxylic Acids Chemistry Question

💡 Solution & Explanation

Tertiary alcohols do not possess an $\alpha$-hydrogen on the carbinol carbon, making dehydrogenation impossible. Instead, the heated Cu catalyst causes dehydration, eliminating water to form an alkene.