If a compound contains conjugated system, the measured bond lengths differ form the expected bond length but 1, 3 diene contains following resonance structures The bond length between C_(2)-C_(3) carbon is

If a compound contains conjugated system, the measured bond lengths di

1.	If a compound contains conjugated system, the measured bond lengths differ form the expected bond length but 1, 3 diene contains following resonance structures The bond length between C_(2)-C_(3) carbon is
Answer» `1.20 A^(@)` `1.34A^(@)` `1.54A^(@)` In between `1.34A^(@)" and "1.54A^(@)` SOLUTION :DUE to both DOUBLE and single bond CHARACTER