As triple bond is present at carbon no. 3 and double bond is present at carbon no. 1 so luPAC name of compound is 1 - butene - 3 - yne. In numbering double bond is given preference if from both side alkene and alkyne functional group are present at same numbers.

$H_2C = C = CH - CH = O$
$sp^3$ - $sp^2$ - $sp$
પદાર્થનું $\text{IUPAC}$ નામ ક્યું છે.




