In what kind of reaction does a compound break down into two or more products

Decomposition Reaction.

In a synthesis reaction, two or more reactants combine to create one product. In a decomposition reaction, this product is broken down back into the two original reactants.

Hope I helped!

A compound breaks down into two or more products by when a synthesis reaction occurs when two or more reactants combine to form a single product.

answer; the correct answer is (beta)