Which of the following compounds is a 2^$\circ$ amide? A)1 B)2 C)3

Question

Quizplus · Accepted Answer

The compound 2F1F1F1S1F1F1F10 amide indicates the presence of 2 fluorine (F) atoms, 1 sulfur (S) atom, and 1 oxygen (O) atom bonded to a carbon (C) atom to form an amide group. The remaining F atoms suggest that the molecule contains a perfluoroalkyl tail. 
Out of the given choices, only compound 3 fits this description, with 2 F atoms, 1 S atom, 1 O atom, and a perfluoroalkyl tail attached to a C atom, forming an amide group.

Which of the Following Compounds Is a 2 ∘\circ∘ Amide? A)1 B)2 C)3 D)4

Which of the Following Compounds Is a 2^$\circ$ Amide?
A)1
B)2
C)3
D)4