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Using the approach/notation/data presented in lecture what is the predicted chemical shift of proton HE in ppm? Please provide just the numerical value, expressed with one decimal place, along with an asterisk if appropriate.

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Nelly StrackeLv2

14 Mar 2019

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Can you help me solve this organic chemistry IR/NMRquestion!

What type of proton NMR signal will proton HL(in compound J) give rise to?* What type of proton NMR signal will proton HM(in compound K) give rise to?* What type of proton NMR signal will proton HN(in compound K) give rise to?* Based on the approach/notation presented in lecture what is the appropriate chemical shift increment for group P that must be used in the process for predicting the chemical shift of proton Hg?* Based on the approach/notation presented in lecture what is the appropriate chemical shift increment for group S that must be used in the process for predicting the chemical shift of proton Ha?* A researcher carried out the following reaction. When the reaction was finished and the two products had been separated, the researcher recorded the NMR spectrum of each product. Unfortunately, the researcher neglected to label the spectra and now doesn't know which spectrum goes with which product. Based on the spectra data provided below which one of the following statements is correct? Spectrum 1 is the NMR spectrum of product T and Spectrum 2 is the NMR spectrum of product U Spectrum 1 is the NMR spectrum of product U and Spectrum 2 is the NMR spectrum of product T Spectrum 1 Single at 7.2 ppm (4H) Spectrum 2 Single at 7.2 ppm (1H) Double at 7.5 ppm (2H) Triple at 7.3 ppm (1H) Which spectroscopic technique uses lower energy, infrared spectroscopy or proton NMR Spectroscopy? A signal has been reported to occur 3520 Hz downfield from TMS in an NMR spectrometer operating at 550 MHz What is the chemical shift of this signal? Pease express your answer with one decimal place Do not include units. Do not use scientific notation. Which one of the following statements in correct? Protons HA and Ha are chemically equivalent Protons HA and Ha are not chemically equivalent Which one of the following statements s correct? Protons Hc and Ho are chemically equivalent Protons Hc and Ho are not chemically equivalent How many unique signals win be exhibited in the proton NMR spectrum of compound E?* How many unique signals will be exhibited in the proton NMR spectrum of compound E?* How many unique signals will be exhibited in the proton NMR spectrum of compound F?* Which carbon atom in compound G bears the least shielded proton(s)?*

Show transcribed image text What type of proton NMR signal will proton HL(in compound J) give rise to?* What type of proton NMR signal will proton HM(in compound K) give rise to?* What type of proton NMR signal will proton HN(in compound K) give rise to?* Based on the approach/notation presented in lecture what is the appropriate chemical shift increment for group P that must be used in the process for predicting the chemical shift of proton Hg?* Based on the approach/notation presented in lecture what is the appropriate chemical shift increment for group S that must be used in the process for predicting the chemical shift of proton Ha?* A researcher carried out the following reaction. When the reaction was finished and the two products had been separated, the researcher recorded the NMR spectrum of each product. Unfortunately, the researcher neglected to label the spectra and now doesn't know which spectrum goes with which product. Based on the spectra data provided below which one of the following statements is correct? Spectrum 1 is the NMR spectrum of product T and Spectrum 2 is the NMR spectrum of product U Spectrum 1 is the NMR spectrum of product U and Spectrum 2 is the NMR spectrum of product T Spectrum 1 Single at 7.2 ppm (4H) Spectrum 2 Single at 7.2 ppm (1H) Double at 7.5 ppm (2H) Triple at 7.3 ppm (1H) Which spectroscopic technique uses lower energy, infrared spectroscopy or proton NMR Spectroscopy? A signal has been reported to occur 3520 Hz downfield from TMS in an NMR spectrometer operating at 550 MHz What is the chemical shift of this signal? Pease express your answer with one decimal place Do not include units. Do not use scientific notation. Which one of the following statements in correct? Protons HA and Ha are chemically equivalent Protons HA and Ha are not chemically equivalent Which one of the following statements s correct? Protons Hc and Ho are chemically equivalent Protons Hc and Ho are not chemically equivalent How many unique signals win be exhibited in the proton NMR spectrum of compound E?* How many unique signals will be exhibited in the proton NMR spectrum of compound E?* How many unique signals will be exhibited in the proton NMR spectrum of compound F?* Which carbon atom in compound G bears the least shielded proton(s)?*

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