Which reagent is used for the selective reduction of aldehydes to alcohols?
Sodium borohydride (NaBH₄) is a mild reducing agent that selectively reduces aldehydes to primary alcohols. This follows from NCERT principle where relation explains outcome clearly for students.
Ref: NCERT Chemistry Textbook for Class XI and XII, Chapter: Alcohols, Phenols and Ethers, Topic: Preparation of primary alcohols by reduction of aldehydes.