When 1-butyne undergoes oxymercuraction with the help of HgSO_(4)+H_(2)SO_(4), the product(s) formed is/are

When 1-butyne undergoes oxymercuraction with the help of HgSO_(4)+H_(2

1.	When 1-butyne undergoes oxymercuraction with the help of HgSO_(4)+H_(2)SO_(4), the product(s) formed is/are
Answer» `CH_(3)CH_(2)COOH+HCOOH` `CH_(3)CH_(2)COCH_(3)` `CH_(3)CH_(2)CH_(2)COOH` `CH_(3)CH_(2)CH_(2)CHO` Solution :