+A chemical element is a pure substance composed of atoms, all sharing the same number of protons. These fundamental building blocks of [Matter](/wiki/matter) are uniquely defined by their [Atomic Number](/wiki/atomic_number) and cannot be chemically broken down further.
+## See also
+- [Atom](/wiki/atom)
+- [Periodic Table](/wiki/periodic_table)
+- [Isotope](/wiki/isotope)
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