August 2019 NY Regents Chemistry Exam
23 Which functional group contains a nitrogen atom and an oxygen atom?
(1) ester
(2) ether
(3) amide
(4) amine
Solution: We need to take a look at Table R on the Reference table which lists the classes of organic compounds together with their functional groups. An amide has both an oxygen atom and a nitrogen atom.
Answer: 3
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