Question

In an amino acid, the carboxyl group ionises at pK a1 = 2.34 and ammonium ion at PK a2 = 9.60. The is electric point of the amino acid is at pH

(a) 5.97

(b) 2.34

(c) 9.60

(d) 6.97

Answer 1

Correct option: (a) 5.97

Explanation:

Isoelectric point (pH)