Question

In the following reaction HC2O4– (aq) + PO43–(aq) $\rightleftharpoons$ HPO42–(aq) + C2O42–(aq), which are the two Bronsted bases?

• A. HC2O4– and PO43–
• B. HPO42– and C2O42–
• C. HC2O4– and HPO42–
• D. PO43– and C2O42–

Answer 1

Answer: (D)

PO43– and C2O42–

Answer 2

HC2O4– (aq) $\rightleftharpoons$ + PO43–(aq) HPO42–(aq) + C2O42–(aq)

Acid-1 base-2 base-1 acid-2