What is the conjugate acid of the hydrogen phosphate ion ()?

Answer and explanation

Correct answer: A. Dihydrogen phosphate ion (H₂PO₄⁻)

  1. Step 1: A conjugate acid is formed when a Bronsted-Lowry base accepts a proton (). Step 2. . Answer: Dihydrogen phosphate ion (H₂PO₄⁻). Why not the others: is the conjugate base, and requires adding two protons.

Practise more Chemistry: Stoichiometry, Equilibrium, Kinetics and Bonding.

Free questions with an explanation for every one, and full timed SIMAK UI mock tests.