Question

structural formula of pent-1-en-3-yne​

Answer 1

Explanation:

C=C -C=-C-C

C5H6 is the formula of pent 1-en 3-yne

Answer 2

Please refer to the picture for the answer.

Explanation

• IUPAC nomemclature is the approach taken for naming organic compounds.
• The format for naming a compound is given as, Locant + Prefix + Root + Locant + Suffix
• It is given that parent chain has the prefix 'pent' denoting for 5 carbon atoms.
• So the longest chain will be 5-Carbon long.
• The Primary suffix is the functional group present in the compound.
• The number is started such that the double bonds gets the lowest number.
• In the given compound the double bond is at first carbon atom.
• Suffix 'yne' is used to represent triple bond. The triple bond is present at the third carbon atom.

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