At pH =4, glycine exists as

Question

At pH =4, glycine exists as (A) H3 overset+N-CH2-COO- (B) H 3 overset+N - CH 2- COOH (C) H2N-CH2-COOH (D) H 2 N - CH 2 - COO-

Tardigrade Admin · Accepted Answer

At pH =4, an amphoteric Zwitter ion structure changes into cation when an acid is added to it.

Q. At $p H = 4$ , glycine exists as