The IUPAC name of the following compound is

The IUPAC name of the following compound is
  1. trans-2-chloro-3-iodo-2-pentene
  2. cis-3-iodo-4-chloro-3-pentene
  3. trans-3-iodo-4-chloro-3-pentene
  4. cis-2-chloro-3-iodo-2-pentene

Asked in: NEET 2011 (Mains)

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