Which of the Following Functional Groups Is Likely to Be

question 44

Multiple Choice

Which of the following functional groups is likely to be present in a molecule that has peaks in the infrared spectrum at 1630-1820 cm^-1 (strong, broad) , but does not have peaks at 3200-3650 or 1000-1250 cm^-1

• A)alcohol
• B)aldehyde or ketone
• C)ether
• D)ester

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Definitions:

Positron Emission Tomography

A nuclear medicine functional imaging technique used to observe metabolic processes in the body.

Computerised Tomography

A diagnostic imaging technique that uses computer-processed combinations of multiple X-ray measurements taken from different angles to produce cross-sectional images of specific areas of a scanned object.

Magnetic Resonance Imaging

A non-invasive imaging technology that produces detailed images of the body’s internal structures using a large magnet, radio waves, and a computer.

Electrographic Tomography

A brain imaging technique that measures electrical activity on the scalp and generates images of the brain's electrical activity.