AIIMS2010Chemistry-Acids and Bases
AIIMS 2010 Chemistry Acids and Bases MCQ Question
Type: MCQ-numerical-Medium-Class 11
What is the pH of 0.01 M glycine solution? For glycine Ka₁ = 4.5×10⁻³ and Ka₂ = 1.7×10⁻¹⁰ at 298 K.
A
9.0
B
10.0
C
7.06
D
8.2
Correct Answer
Option C
Detailed Explanation
Glycine H2N+CH2COO- is more acidic than basic. Instead of Ka value, the second given K value is corresponding to the Kb value.
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