Nhich structure is consistent with the following data? Molecular formula: CHa IR absorptions at -3000, 1600 and 1500 cm 3H singet 3H rpiet 2H trplet 2H S pesks IV O A. V O B. II O C. IV O D. II
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- 2. Which C4H,Br isomers give rise to the two spectra shown below? b. 8 C. 8 7 7 6 5 5 34 4 8 (ppm) 33 32 PPM 4 8 (ppm) 2H t I 2H d 3 ند 3 2H 2H quint sext NH 2 1H m 2 6H d I C 3H 1.0 PPM 0 0B.19 What major IR absorptions are present above 1500 cm ¹ for each compound? a. b. C. d. OH OHWhich of the four compounds is best represented by the infra-red spectrum shown below? A HO O. 2000 1000 3000 waveno. Compound C Compound B Compound D
- Which of compounds l-V corresponds to the infrared spectrum (attached). Provide a clear rationale for your answer CH3 CH3 HO I II III IV 100 4D00 3000 2000 100 MAVENUHBERIl O A. compound I O B. compound II O C. compound II O D. compound IV5. Rank absorption of the indicated bonds in decreasing (highest to lowest) order of wavenumber. b. H H. N H 11 H HIS I!! BA B. C. D. но H3C но This is most likely to be the IR spectrum of: 00 0 DOST 000 D.
- Which of compounds l-V corresponds to the infrared spectrum (attached). Provide a clear rationale for your answer CH3 CH3 I II III IV L0D 4000 3000 AS00 1000 so NAVENUMBERIl O A. compound I O B. compound II C. compound III O D. compound IV1. BH-/THF 2. H,O,/NAOH Which of the following is the major organic product of the reaction shown above? (A) OH (B) OH (C) (D) НО ОН (E) HO12. Which absorption spectrum corresponds to a red solution? a. (a) b. (b) C. (c) d. (a) and (c) e. (b) and (c) 400 nm e 700 nm
- what compound has this given IR Spectra? 80 2725 2827 40 2976 1731 of 4000 2000 Wavenumbers (cm-1) O A. butanol B. butanoic acid O C. butanone O D. butyraldehyde %TransmittanceMATCH a structure from the list below to the following IR spectra. HO D. A. OH В. E. H. C. F. 50 4D00 3000 2000 1000 SB0 TRENSHETTENCEIMATCH a structure from the list below to the following IR spectra. A. Но D. B. E. OH C. LOD vod n e000 1S00 1000 500 4D00 3000 HAVENUHB ERI