Which of the following is a predominant form of aspartic acid at pH 1?

Question

Quizplus · Accepted Answer

At pH 1, the predominant form of aspartic acid is the fully protonated form, which is Form II. Forms I and III are zwitterions, which are neutral but have positive and negative charges on different parts of the molecule. Forms IV and V are negatively charged at pH 1, which is less favorable than the neutral or positively charged forms due to the highly acidic environment.

Which of the Following Is a Predominant Form of Aspartic