1.

Which of the following is not an amine?

A. NH<sub>3</sub>
B. CH<sub>3</sub>NH<sub>2</sub>
C. C<sub>6</sub>H<sub>5</sub>NH<sub>2</sub>
D. CH<sub>3</sub>NHCH<sub>3</sub>
Answer» B. CH<sub>3</sub>NH<sub>2</sub>


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