Question

Determine the irreducible representations for the normal mode vibrations of benzene, and determine how many IR-active vibrations benzene has.

Answer 1

Number of normoue modes of vibrahon -fo ธ "non-linear mole cudes 's op automs in the molecule S to Benzene te given os 3N-6) 30 In ox dlos to find a in edusible nepresentethion need to cedl euthle total symmeh y mble cul ars mothiong motions entah on where fCe)-Eah atom unshicted by the opesathon contibuthes an ameunt, t Ce) to the ehaso O 3 1 3 6 2 -2 O represent ehon anal ten an s heindl ais el sedsichen Method) 30% Unshift ed cutom PCR) 3 using

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