An Element ... A substance that cannot be broken down into simpler substances by chemical means.
An element cannot be broken down into a simpler substance by chemical means.
Atoms can be broken down, so it is a quark or a lepton.
No. Elements cannot be broken down into simpler substances in a chemical reaction.
An element is the only substance that cannot be broken down.
An element.
Element
You think probable to an atom.
If an unknown substance cannot be broken down into simpler substances it is made of one kind of atom and an element.
An element cannot be broken down into a simpler substance by chemical means.
Atoms can be broken down, so it is a quark or a lepton.
A substance that cannot be broken down is a pure substance
An element.
A pure substance that cannot be broken down is an Element.
T=It is true that compounds is a type of substance. This substance cannot be broken down.
No. Elements cannot be broken down into simpler substances in a chemical reaction.
An element is the only substance that cannot be broken down.
The atom cannot be broken by chemical methods.