The Chemical Shift of the Protons of Acetone, CH₃COCH₃, Is

question 87

Multiple Choice

The chemical shift of the protons of acetone, CH₃COCH₃, is 2.1 ppm when the spectrum is obtained at 250 MHz. What is the chemical shift of these protons when the spectrum is acquired at 500 MHz?

• A) 1.05 ppm
• B) 2.1 ppm
• C) 4.2 ppm
• D) 8.4 ppm

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