Acetylene when treated with dil. `H_(2)SO_(4)` and `HgSO_(4)` given

Acetylene on treatment with dil. H_(2)SO_(4) having HgSO_(4) gives:

Which of the following will not produce same product when treated with dil. H_(2)SO_(4) with HgSO_(4) or when undergo hydroboration oxidation?

An organic compound (A) of molecular formula C_(5)H_(8) when treated with Na in liquid ammonia followed by reaction with s-Propyl iodide yeidls (B) C_(8)H_(12) (A) gives a ketone C_(5)H_(10)O (e) when treated with dil H_(2)SO_(4) and HgSO_(4) (B) on oxidation with alkaline KMnO_(4) gives two isomeric acids (D) and (E) C_(4)H_(8)O_(2) . Give structures of compounds (A) to (E) with proper reasoning .

An organic compound (A) of molecular formula C_(5)H_(8) when treated with Na in liquid ammonia followed by reaction with -Propyl iodide yeidls (B) C_(8)H_(12) (A) gives a ketone C_(5)H_(10)O (e) when treated with dil H_(2)SO_(4) and HgSO_(4) (B) on oxidation with alkaline KMnO_(4) gives two isomeric acids (D) and (E) C_(4)H_(8)O_(2) . Give structures of compounds (A) to (E) with proper reasoning .

When 2-pentyn is treated with dilute H_(2)SO_(4) and HgSO_(4) the product formed is

The intermediate compound formed when acetylene s hydrated in presence of dil H_(2)SO_(4) and HgSO_(4) is

The intermediate compound formed when acetylene is hydrated in presence of dil. H_(2)SO_(4) and HgSO_(4) is

Which 2-butyne is treated with dil . H_(2) SO_(4) /HgSO _ (4) , the product formed is