atom
An element is a substance made of only one kind of atom. Each element has a unique atomic number, which represents the number of protons in its nucleus. Examples of elements include oxygen, gold, and carbon.
An element.
Element
an element or a molecule
An element contains no protiens. An element is made of only one type of atom. Protiens are made up of elements.
This is an isotope of a chemical element.
An element is made up of one kind of atoms
Because it is made out of only one kind of element (called neon).
element
element!
Element
A substance made up of only one kind of atom is an element.