at-which-carbon-an-electrophile-would-attach-in-hex-1-en-5-yne-provide-a-reason-

Question

At which carbon would an electrophile attach in hex-1-en-5-yne? Provide a reason.

Accepted Answer

Carbon 1, due to the formation of a more stable carbocation.

Answer

Carbon 6, due to less steric hindrance.

Answer

Carbon 5, due to higher electron density at this carbon.

Answer

Carbon 2, due to the formation of a more stable carbocation.