Question

1a)Which of the following amines is classified as a secondary amine? 1)N-methyl-2-butanamine 2)1-butanamine 3)2-butanamine 4)3-methyl-2-butanamine 1b) A polymer has the structure: -(CH2C(CH3)2CH2C(CH3)2CH2C(CH3)2)n-What is the monomer of this polymer? 1) (CH3)2C=CH2 2) CH3CH2CH3 3) CH3CH2CH=CHCH2CH3 4) CH2=CHCH3

Answer 1

1) N-methyl-2-butanamine.

Step-by-step explanation:

Secondary amines have 2 hydrogen atoms replaced by organic groups, so in this case, the secondary amine is N-methyl-2-butanamine: