Assume that a particular amino acid has an isoelectric point of 6.0. In a solution at pH ,1.0 which of the following species will predominate

Q: Assume that a particular amino acid has an isoelectric point of $6.0.$ In a solution at $pH \,1.0$ which of the following species will predominate ?

a $(a)$ In acidic medium Zwitter ion convert into $\begin{matrix} \overset{\oplus }{\mathop{N}}{{H}_{3}}-CH-CO\overset{\Theta }{\mathop{O}}+{{H}^{\oplus }}\to \\ |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ R\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \end{matrix}\begin{matrix} \overset{\oplus }{\mathop{N}}{{H}_{3}}-CH-COOH \\ |\,\,\,\,\,\,\,\,\,\,\,\,\, \\ R\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \end{matrix}$

SECTION - A [CHEMISTY - MCQ]

GSEB - English Medium

Assume that a particular amino acid has an isoelectric point of $6.0.$ In a solution at $pH \,1.0$ which of the following species will predominate ?

A$\begin{matrix}
R\,\,\, \\
|\,\,\,\, \\
{{H}_{3}}\overset{+}{\mathop{N}}CHC{{O}_{2}}H \\
\end{matrix}$
B$\begin{matrix}
R\,\,\,\, \\
|\,\,\,\,\, \\
{{H}_{3}}NCHC{{O}_{2}}H \\
\end{matrix}$
C$\begin{matrix}
R \\
| \\
{{H}_{3}}\overset{+}{\mathop{N}}CHCO_{2}^{-} \\
\end{matrix}$
D$\begin{matrix}
R\,\, \\
|\,\, \\
{{H}_{3}}NCHCO_{2}^{-} \\
\end{matrix}$

Medium

STD 11 Science
JEE
STD 12 - 10. Biomolecules
Chemistry

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