You think to atoms of chemical elements.
No: Compounds are simple mixtures of substances
They are the simplest of substances and cannot be broken down into any other substance.
The simplest pure substances that cannot be broken down into any other substances are elements. Elements are made up of only one type of atom and cannot be separated into simpler substances by ordinary chemical reactions. Examples include hydrogen, oxygen, and carbon.
Elements.
All substances can be broken into any other substances (or elements) by chemical or physical methods.
This is the atom of a chemical element, unbreakable by chemical methods.
that makes no sense. please make more sense.
elements
element
That is a fairly good definition for an "Element".
A pure substance that cannot be broken down into simpler substances by physical or chemical means is an element. This is because Elements can't be broken down chemically into other substances because there is nothing to break them down into.
molecule