Question:medium

CH₃Cequiv CCH₃ H₂/Pt A D₂/Pt B. The compounds A and B respectively are:

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• Syn addition preserves symmetry • cis-alkenes often give meso products on syn addition
Updated On: Mar 19, 2026
  • cis-butene-2 and rac-2,3-dideuterobutane
  • trans-butene-2 and rac-2,3-dideuterobutane
  • cis-butene-2 and meso-2,3-dideuterobutane
  • trans-butene-2 and meso-2,3-dideuterobutane
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The Correct Option is C

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