alleryIn ozone (O₃), bond order is:
A1.5 (resonance between two equivalent structures)
B2
C1
D3
Answer & Solution
Correct answer: A. 1.5 (resonance between two equivalent structures)
O₃: 2 resonance structures, each with one single and one double bond.
Average = 1.5. Bond length 127.8 pm (between single 148 pm and double 121 pm).
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