400 3200 3000 2800 2600 2400 2200 Wavenumbers (cm-1) 2000 1800 1600 P 1400 1200 What peaks were present/should be present in camphor vs. starting material? Give the signal value and tell what bond it represents. Based on IR, was there any starting material? What was the purpose of adding sodium bisulfite at the end of the reaction? Explain the difference between extraction vs. washing. You did both in this experiment. Predict the major organic product for each reaction. a. HO OH CrO HSO4 HO CrO3 HSO4 HO C. d. OH OH PCC PCC