Question

A carbonate ion, CO32−, can participate in an acid-base reaction. How should the carbonate ion be classified?

A. As a Brønsted-Lowry base, because it can donate a proton
B. As a Brønsted-Lowry acid, because it can donate a proton
C. As a Brønsted-Lowry acid, because it can accept a proton
D. As a Brønsted-Lowry base, because it can accept a proton

Answer 1

@nechirwan can you please help me?

Answer 2

it's a base. It accepts a proton (or two protons).
so D. As a Brønsted-Lowry base, because it can accept a proton

Answer 3

thank you!