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O Scanned with Oken Scanner Mess Spectroscopy CH3 193 CH3 CHs C-CH3 and CgH5-CH-CH –CH,. CH3 2 a CH CH -CH,-ċ-0-CH3 and CHg–CH,–CH, -oC,H, ČH3 3 4 o CHs C-CH–CH3 and CgH5-CH2 C_CH, 5 6 CH3 (a) CH;-C-CH –CH2–CH3 and CH3–ċ-CH2-CH-CH3 CH3 8 7 o The mass spectrum of an alcohol C5H120 is given below (Fig. 4.12). 4.19. PROBLEMS WITH SOLUTIONS Give the fragmentation of 3, 3-dimethyl heptane which shows the peaks at mle = 85, 71, 57 and 43. 1. 113, 99, 2. the position of the metastable peak of toluene. 3. reagent. The prominent peaks at mle = 100, 71, 58, 44, 41 and 29 are observed in itan spectrum. What will be the probable structure of the compound. The mass spectrum of 2-pentene exhibits prominent peaks at mle = 70, 55, 41, 39. 2 : 27. Explain the formation of the ions corresponding to these peaks. How will you distinguish 3-methylcyclohexene and 4-methylcyclohexene by spectroscopy ? The mass spectrum of cyclohexanone exhibits prominent peaks at mle = 98, 83, 70, 55 and 4. 11 5. mass %3D 6. 42. Explain the formation of the ions corresponding to these peaks. The mass spectrum of phenylpropyl ketone exhibits prominent peaks at mle = 148 (M). 120, 106, 105 (100%), 77 and 51. Explain the formation of the ions corresponding to thes peaks. Using mass spectrometry how will you distinguish between 2-pentanone and 3-pentanonel How could the following pairs of isomeric compounds be differentiated by mas spectrometry ? 7. Abundance 8. 9. 1R Ipeas eenn com o

O Scanned with Oken Scanner Mess Spectroscopy CH3 193 CH3 CHs C-CH3 and CgH5-CH-CH –CH,. CH3 2 a CH CH -CH,-ċ-0-CH3 and CHg–CH,–CH, -oC,H, ČH3 3 4 o CHs C-CH–CH3 and CgH5-CH2 C_CH, 5 6 CH3 (a) CH;-C-CH –CH2–CH3 and CH3–ċ-CH2-CH-CH3 CH3 8 7 o The mass spectrum of an alcohol C5H120 is given below (Fig. 4.12). 4.19. PROBLEMS WITH SOLUTIONS Give the fragmentation of 3, 3-dimethyl heptane which shows the peaks at mle = 85, 71, 57 and 43. 1. 113, 99, 2. the position of the metastable peak of toluene. 3. reagent. The prominent peaks at mle = 100, 71, 58, 44, 41 and 29 are observed in itan spectrum. What will be the probable structure of the compound. The mass spectrum of 2-pentene exhibits prominent peaks at mle = 70, 55, 41, 39. 2 : 27. Explain the formation of the ions corresponding to these peaks. How will you distinguish 3-methylcyclohexene and 4-methylcyclohexene by spectroscopy ? The mass spectrum of cyclohexanone exhibits prominent peaks at mle = 98, 83, 70, 55 and 4. 11 5. mass %3D 6. 42. Explain the formation of the ions corresponding to these peaks. The mass spectrum of phenylpropyl ketone exhibits prominent peaks at mle = 148 (M). 120, 106, 105 (100%), 77 and 51. Explain the formation of the ions corresponding to thes peaks. Using mass spectrometry how will you distinguish between 2-pentanone and 3-pentanonel How could the following pairs of isomeric compounds be differentiated by mas spectrometry ? 7. Abundance 8. 9. 1R Ipeas eenn com o

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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O Scanned with Oken Scanner Mess Spectroscopy CH3 193 CH3 CHs C-CH3 and CGH5-CH-CH –CH,. CH3 2 a CH3 CH –CH,–ċO-CH3 and CHg–CH, CH, b-oC,H; CH3 3 4 a CH; C-CH2-CH3 and CgH5–CH2 C_CH, 5 6 CH3 (a) CH;-C-CH –CH2–CH3 and CH3–ċ-CH2-CH-CH3 CH3 8 7 o The mass spectrum of an alcohol C5H120 is given below (Fig. 4,12). 4.19. PROBLEMS WITH SOLUTIONS Give the fragmentation of 3, 3-dimethyl heptane which shows the peaks at mle = 85, 71, 57 and 43. 1. 113, 99, 2. the position of the metastable peak of toluene. 3. reagent. The prominent peaks at mle = 100, 71, 58, 44, 41 and 29 are observed in itan spectrum. What will be the probable structure of the compound. The mass spectrum of 2-pentene exhibits prominent peaks at mle = 70, 55, 41, 39. 29 i 27. Explain the formation of the ions corresponding to these peaks. How will you distinguish 3-methylcyclohexene and 4-methylcyclohexene by spectroscopy ? The mass spectrum of cyclohexanone exhibits prominent peaks at mle = 98, 83, 70, 55 and 4. 11 5. mass 6. 42. Explain the formation of the ions corresponding to these peaks. The mass spectrum of phenylpropyl ketone exhibits prominent peaks at mle = 148 (M) 120, 106, 105 (100%), 77 and 51. Explain the formation of the ions corresponding to these peaks. Using mass spectrometry how will you distinguish between 2-pentanone and 3-pentanonel How could the following pairs of isomeric compounds be differentiated by mas spectrometry ? 7. e Abundance 8. 9. TO IPe eem com o pe
Transcribed Image Text:O Scanned with Oken Scanner Mess Spectroscopy CH3 193 CH3 CHs C-CH3 and CGH5-CH-CH –CH,. CH3 2 a CH3 CH –CH,–ċO-CH3 and CHg–CH, CH, b-oC,H; CH3 3 4 a CH; C-CH2-CH3 and CgH5–CH2 C_CH, 5 6 CH3 (a) CH;-C-CH –CH2–CH3 and CH3–ċ-CH2-CH-CH3 CH3 8 7 o The mass spectrum of an alcohol C5H120 is given below (Fig. 4,12). 4.19. PROBLEMS WITH SOLUTIONS Give the fragmentation of 3, 3-dimethyl heptane which shows the peaks at mle = 85, 71, 57 and 43. 1. 113, 99, 2. the position of the metastable peak of toluene. 3. reagent. The prominent peaks at mle = 100, 71, 58, 44, 41 and 29 are observed in itan spectrum. What will be the probable structure of the compound. The mass spectrum of 2-pentene exhibits prominent peaks at mle = 70, 55, 41, 39. 29 i 27. Explain the formation of the ions corresponding to these peaks. How will you distinguish 3-methylcyclohexene and 4-methylcyclohexene by spectroscopy ? The mass spectrum of cyclohexanone exhibits prominent peaks at mle = 98, 83, 70, 55 and 4. 11 5. mass 6. 42. Explain the formation of the ions corresponding to these peaks. The mass spectrum of phenylpropyl ketone exhibits prominent peaks at mle = 148 (M) 120, 106, 105 (100%), 77 and 51. Explain the formation of the ions corresponding to these peaks. Using mass spectrometry how will you distinguish between 2-pentanone and 3-pentanonel How could the following pairs of isomeric compounds be differentiated by mas spectrometry ? 7. e Abundance 8. 9. TO IPe eem com o pe
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