MCQ
Which of the following compound is tribasic acid
- A${H_3}P{O_2}$
- B${H_3}P{O_3}$
- ✓${H_3}P{O_4}$
- D${H_4}{P_2}{O_7}$
✓
Answer
Correct option: C.
${H_3}P{O_4}$
c
(c) It is ionizes in three steps because three $-OH$ group are present.
(c) It is ionizes in three steps because three $-OH$ group are present.
$\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
O \\
{||}
\end{array}} \\
{HO - P - OH} \\
| \\
{\,\,\,\,\,OH}
\end{array}$
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