yes it is true
Not: atoms The answer is an element
If an unknown substance cannot be broken down into simpler substances it is made of one kind of atom and an element.
These are the chemical elements.
I believe that would be an element. What is the context of your question?
All of the elements of the Periodic Table cannot be broken down into simpler substances.
Not: atoms The answer is an element
If an unknown substance cannot be broken down into simpler substances it is made of one kind of atom and an element.
A substance that cannot be broken down is a pure substance
cannot be broken down into simpler substances by chemical means
An element is a pure substance that cannot be broken down into simpler substances by chemical means.
An element.
That would be an Element.
No. Elements cannot be broken down into simpler substances in a chemical reaction.
These are the chemical elements.
A substance that is made of only one atom and cannot be broken down into simpler substances
an element is a substance that cannot be broken down into a simpler form by chemical means
no