Three reactions involving H _ 2 PO _ 4 ^ - are given below: H 3 PO 4 + H 2 O → H 3 O + +…
Chemistry · JEE Main · NTA Exams — Equilibrium
Three reactions involving \(\mathrm{H}_{2} \mathrm{PO}_{4}^{-}\) are given below:
- H3PO4 + H2O → H3O+ + H2PO-4
- H2PO4- + H2O → HPO42- + H3O+
- H2PO4- + -OH → H3PO4 + O2-
In which of the above does \(\mathrm{H}_{2} \mathrm{PO}_{4}^{-}\) act as a Bronsted acid?
- (ii) only
(i) and (ii)
- (iii) only
- (i) only
Answer
(D) (i) only
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