Which of the following does not represent structure of ?

[A],[b],[C],[D],[E],[F] ,and[G] are amines,each of which forms a hydrochloride containing 32.42% chloride. [A],[B],[C] and,[D]evole N_(2) on reaction with HNO_(2) but [E],[F],and[G] do not. Which of the following does not represent the structure of (E),)F), and (G)?

[A],[B],[C],[D],[E],[F] ,and [G] are amines,each of which forms a hydrochloride containing 32.42% chloride. [A],[B],[C] and, [D] evole N_(2) on reaction with HNO_(2) but [E],[F] ,and [G] donot. Which of the following does not represent the structure of (A),(B),(C), and (D)?

Which of the following does not represent zero?

Which of the following represents structure of melamine?

Which of the following does not represent an integer?

Which of the following does not represent a disaccharide ?

Which of the following does not represent the integer?