Question

what are the cis & trans structures of pent-2-ene​

Answer 1

the cis & trans structures of pent-2-ene

Answer 2

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$\it\huge\mathfrak\red{Hello}$]

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The IUPAC name of cis-2-pentene is (2Z)-pent-2-ene. The IUPAC name of trans-2-pentene is (2E)-pent-2-ene. Please note that while the terms cis- and trans- are still widely used and widely accepted by chemists, the trend is to describe molecules with Z and E notation.

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