substances that cannot be broken down chemically into other substances are
This is the atom of a chemical element, unbreakable by chemical methods.
No: Compounds are simple mixtures of substances
This is called an element.
An element is a substance that cannot be broken down into other substances by chemical or physical means. It consists of atoms with the same atomic number and unique set of properties. Examples of elements include hydrogen, oxygen, and gold.
molecule
They are the simplest of substances and cannot be broken down into any other substance.
Elements.
that makes no sense. please make more sense.
This is the atom of a chemical element, unbreakable by chemical methods.
element
An element.
Any element.
A chemical element, by definition.
You think to atoms of chemical elements.
No: Compounds are simple mixtures of substances
T=It is true that compounds is a type of substance. This substance cannot be broken down.
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.