You have a substance and begin a set of experiments in which you break it down into other substances through chemical reactions.After a few successive reactions,you discover a set of products that can't be broken down further,no matter what type of chemical reaction you attempt.These substances are:

Question

Quizplus · Accepted Answer

Elements are the simplest form of matter that cannot be broken down into simpler substances by chemical reactions. Therefore, the set of products that cannot be broken down further are elements.

You Have a Substance and Begin a Set of Experiments