What is the pKa of the carboxyl group in amino acids?

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Question: What is the pKa of the carboxyl group in amino acids?

Options:

Correct Answer: Around 2

Solution:

The pKa of the carboxyl group in amino acids is typically around 2, indicating its acidic nature.

What is the pKa of the carboxyl group in amino acids?

What is the pKa of the carboxyl group in amino acids?

Step 1: Understand what a carboxyl group is. It is a functional group (-COOH) found in amino acids.
Step 2: Know that the pKa value indicates the strength of an acid. A lower pKa means a stronger acid.
Step 3: Recognize that in amino acids, the carboxyl group is acidic and can donate a proton (H+).
Step 4: Learn that the typical pKa value for the carboxyl group in amino acids is around 2.
Step 5: Conclude that this low pKa value shows that the carboxyl group is a strong acid in the context of amino acids.

No concepts available.