In the Proton NMR Spectra of Aldehydes and Ketones, the Protons

question 54

Multiple Choice

In the proton NMR spectra of aldehydes and ketones, the protons bonded to carbons adjacent to the carbonyl group typically fall into which of the chemical shift ranges below?

• A) 1.0-2.0 ppm
• B) 2.0-3.0 ppm
• C) 4.0-4.5 ppm
• D) 7.0-8.0 ppm
• E) 9.0-10.0 ppm

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