MCQ
Collin’s reagent is
- A$MN{O_2}/HCl$
- B$MN{O_4}/{C_5}{H_5}N$
- C${K_2}C{r_2}{O_7}/{H_2}S{O_4}$
- ✓$C{r_2}{O_3}/2{C_5}{H_5}N$
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$\begin{matrix}
\underset{X}{\mathop{H}}{{O}_{2}}C-C{{H}_{2}}-CH-C{{O}_{2}}\underset{Z}{\mathop{H}}\, \\
\,\,\,\,\,\,\,\,\,\,\,| \\
\,\,\,\,\,\,\,\,\,\,\,\,\,+N{{H}_{3}} \\
\end{matrix}$
The isoelectric point for the amino acid is