There's a bit of a misunderstanding here! Elements are the purest forms of matter, and they cannot be broken down into simpler substances. Elements are made up of only one type of atom.

It sounds like you might be thinking about compounds, which are formed when two or more different elements combine chemically. For example, water (H₂O) is a compound made up of hydrogen (H) and oxygen (O).

Could you please clarify your question?