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As per your syllabus, all six C-C bond lengths in benzene are equal to approximately which value?
A120 pm
B154 pm
C139 pm
D134 pm
Answer & Solution
Correct answer: C. 139 pm
Your syllabus: 139 pm, intermediate between C-C single (154) and C=C double (134).
X-ray evidence for resonance.
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