Copper is an element and can not be broken down to a simpler substance.
Any substance that cannot be broken down into simpler substances is an?
No, it can be broken down.
An element cannot be broken down into a simpler substance by chemical means.
Elements are substances that coonono be broken down in a garbage disposal.
This is a "compound".
an element
An element.
In a word, no.
No.
In a word, no.
An element.
If an unknown substance cannot be broken down into simpler substances it is made of one kind of atom and an element.