yes it can
No. An element is an element. It makes up other things, but cannot be broken down.
A substance that cannot be broken down is a pure substance
A pure substance that cannot be broken down is an Element.
No. Cesium is an element and so cannot be broken down chemically.
They never can! elements can never ever be broken down!
Copper is an element and can not be broken down to a simpler substance.
no
Element
All of the elements of the Periodic Table cannot be broken down into simpler substances.
an element which is then broken down into: protons, neutrons, and electrons. for a list of elements see a periodic table
An element is a substance that cannot be broken down into simpler substances through chemical reactions.
Time and Mass. All particles can be broken down into smaller particles endlessly.