Question

multiple choice question
what term is used to describe reactions that can proceed in either direction?
decomposition
changeable
exchange
reversible

Explanation:

In chemistry, reactions that can go in both forward and reverse directions are called reversible reactions. Decomposition is a type of reaction where a compound breaks down, changeable is a general - term not specific to reaction direction, and exchange usually refers to the exchange of ions or groups in a reaction.

Answer:

D. Reversible