Question

what is the brønsted-lowry definition of base?
a) contains oh⁻
b) electron pair donor
c) proton acceptord) produces oh⁻ in solution

Explanation:

The Brønsted-Lowry theory focuses on proton ($\text{H}^+$) transfer. A base is defined as a substance that accepts a proton. Option a and d relate to the Arrhenius definition of a base, while option b is the Lewis definition of a base.

Answer:

c) Proton acceptor