The equilibrium constant for this reaction is approximately 10 –3 . HPO _ 4 ^ 2- (aq.) +…
Chemistry · JEE Advanced · NTA Exams — Equilibrium
The equilibrium constant for this reaction is approximately 10–3.
\(\mathrm{HPO}_{4}^{2-} \text { (aq.) }+\mathrm{HCO}_{3}^{-} \text {(aq.) } \rightleftharpoons \mathrm{H}_{2} \mathrm{PO}_{4}^{-} \text {(aq.) }+\mathrm{CO}_{3}^{2-} \text { (aq.) }\)
Which is the strongest conjugate base in this reaction ?
\(\mathrm{HPO}_{4}^{2-} \text { (aq.) }+\mathrm{HCO}_{3}^{-} \text {(aq.) } \rightleftharpoons \mathrm{H}_{2} \mathrm{PO}_{4}^{-} \text {(aq.) }+\mathrm{CO}_{3}^{2-} \text { (aq.) }\)
Which is the strongest conjugate base in this reaction ?
- \(\mathrm{HPO}_{4}^{2-} \text { (aq.) }\)
- \(\mathrm{HCO}_{3}^{-} \text {(aq.) }\)
- \(\mathrm{H}_{2} \mathrm{PO}_{4}^{-} \text {(aq.) }\)
- \(\mathrm{CO}_{3}^{2-} \text { (aq.) }\)
Answer
(D) CO _ 3 ^ 2- (aq.)
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The charge balance equation of species in 0.1 M CH 3 COOH solution is given by :
- Calcium lactate is a salt of weak acid i.e., lactic acid having general formula Ca(Lac) 2 . Aqueous solution…
- Arrange the following acids in increasing order of their acid strength : I. HClO 4 II. H 2 SO 4 III. H 3 PO 4
- For the reaction PCl 5 (g) ⇌ PCl 3 (g) + Cl 2 (g) Which of the following sketch may represent above…
- What is the K b of a weak base that produces one OH – per molecule if a 0.05 M solution is 2.5% ionized ?
- CH 3 NH 2 (0.1 mole, K b = 5 × 10 –4 ) is added to 0.08 moles of HCl and the solution is diluted to one…
- 100 mL of a solution of X is titrated with a 0.1 M solution of Y giving the following titration curve …
- For a reaction, A P, the plots of [A] and [P] with time at temperatures T 1 and T 2 are given below. (2018)…