Question

The total number of different kind of buffers obtained during the titration of $H_{3}P{O}_4$ with $NaOH$ are:

• A. $3$
• B. $1$
• C. $2$
• D. $0$

Answer 1

Answer: (A)

$3$

There will be 3 buffer solution they are

$P{O}_4^{3-}$- with $NaOH$

$HP{O}_4^{2-}$ with $NaOH$

$HP{O}_4^{-}$ with $NaOH$