Which of the following is not a conjugate acid-base pair?

  • A
    $HPO_3^{2-}, PO_3^{3-}$
  • B
    $H_2PO_4^{-}, HPO_4^{2-}$
  • C
    $H_2PO_4^{-}, H_3PO_4$
  • D
    $H_2PO_4^{-}, PO_4^{3-}$

Explore More

Similar Questions

Neutralization of an acid with a base invariably results in the production of

Which among the following is the conjugate base of $HClO_4$?

Which of the following is the most basic?

What do you understand by the term 'auto-protolysis' of water? What is its significance?

The $pK_a$ of acetylsalicylic acid (aspirin) is $3.5$. If the $pH$ of human stomach fluid is $2-3$ and the $pH$ of the small intestine fluid is $8$,then aspirin will:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo