What is the carbon-carbon bond length in benzene (in $pm$)?
- A$154$
- B$120$
- C$144$
- D$139$
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Similar Questions
Caliene,$C_7H_6$,is expected to be a fairly polar aromatic molecule. Which of the following resonance forms contributes to the greatest extent towards the real structure (resonance hybrid) of the molecule?
Medium
View SolutionExplain the important aspects of resonance with reference to the $CO_3^{2-}$ ion.
Medium
View SolutionWhich of the following statements is correct about $CO_3^{2-}$ ?
$A$. The hybridisation of the central atom is $sp^3$.
$B$. Its resonance structure has one $C-O$ single bond and two $C=O$ double bonds.
$C$. The average formal charge on each oxygen atom is $0.67$ units.
$D$. All $C-O$ bond lengths are equal.
$A$. The hybridisation of the central atom is $sp^3$.
$B$. Its resonance structure has one $C-O$ single bond and two $C=O$ double bonds.
$C$. The average formal charge on each oxygen atom is $0.67$ units.
$D$. All $C-O$ bond lengths are equal.
Which of the following pairs of canonical forms contribute equally to the resonance hybrid?
Medium
View SolutionWhich of the following is the most stable canonical structure among all?
Difficult
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