Question

What is a single-displacement reaction?

a type of reaction that occurs when two simple substances interact to form a single new, more complex compound


a type of reaction that occurs when a single substance breaks down into two or more less complex substances

a chemical reaction that occurs when a substance combines with molecular oxygen, releasing light and heat

a chemical reaction that occurs when one element within a compound is exchanged with another element

Answer 1

it's the last one.

Step-by-step explanation:

a compound reaction that occurs when one element within a compound is exchanged with another element.