question_answer

Observe the \[pKa\] values \[({{P}_{1}}-{{P}_{3}})\] of the given amino add. Which form of this amino acid will exist in aqueous solution at \[pH=8\]

A) as dication       

B)   as monocation

C) as zwitter ion     

D)    as monoanion

Correct Answer: C

Solution :

In Ph range 6.04 - 9.17 the structure is