Question: CH,CH3 HCH, Dye A (a) Draw the conjugated structures for each dye; (b) Figure out the number of z electrons, estimate the length of

CH,CH3 HCH, Dye A (a) Draw the conjugated structures for each dye;

CH,CH3 HCH, Dye A (a) Draw the conjugated structures for each dye; (b) Figure out the number of z electrons, estimate the length of the conjugated units; (assume all of the bond angle of 120, bond length of C-C: 1.407A, and C-N, 1.395 A); (c) Calculate energy difference for the electron transition in each case; (d) Calculate the wavelength for the absorbed light.

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