What is the major product when ethyne reacts with water in the presence of HgSOâ‚„ and dilute Hâ‚‚SOâ‚„ ?
Ethyne undergoes hydration in the presence of mercuric sulfate and sulfuric acid to form acetaldehyde via keto-enol tautomerism. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.
Ref: NCERT Chemistry Textbook for Class XI and XII, Chapter: Relevant Chemistry topic covering principles and examples as per NCERT.