First slide
Alkynes
Question

Non symmetrical internal alkyne on Kucherov reaction gives.

Moderate
Solution

 Note:   (i)  Acetylene (CHCH ) gives acetaldehyde   (ii) Terminal alkyne (RCCH) gives RCOCH3 (Methyl  ketone)   (iii) Symmetrical internal alkyne (RCCR) gives a single  ketone RCOCH2R

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