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Author Question: ________ is used as a reference for recording NMR spectra and is assigned a chemical shift value of zero. (Read 123 times)

lingual

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on: Feb 17, 2022

Question 1

The 1H NMR spectrum of bromoethane shows a signal at 3.5 ppm when the spectrum is recorded using a 60 MHz spectrometer. Where do you expect to see the signal if a 300 MHz instrument is used instead?
◦ 7.5 ppm
◦ 6.8 ppm
◦ 3.5 ppm
◦ 5.8 ppm
◦ none of these

Question 2

________ is used as a reference for recording NMR spectra and is assigned a chemical shift value of zero.
◦ Benzene
◦ CCl4
◦ CCH4
◦ 13C
◦ Tetramethylsilene
Organic Chemistry ¦ Klein ¦ 4th Edition
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Marked as best answer by lingual on Feb 17, 2022

hariet5

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Reply #1 on: Feb 17, 2022
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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lingual

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Reply 2 on: Feb 17, 2022
YES! Correct, THANKS for helping me on my review

cassie_ragen

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Reply 3 on: Yesterday
Wow, this really help

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