If you mean a substance made up of only one atom, that would be a mono-atomic element, and would be a noble gas.
If you mean a substance made of only one kind of atoms, that would be an element.
An element is composed of molecules containing atoms of the same type.
A compound is composed of molecules containing atoms of different types.
element
A substance that is made up of only one atom is called a pure substance. A pure substance is also called an element on the Periodic Table.
That's an element.
gelato
You call a substance with only one type of atom, an element.
Element: mono di tri tetra .. hexa .. octa atomic elements Examples He, Cl2, O3, P4, .., C6, .., S8
If a substance is made out of one chemical it is called a Element.
element
A substance that is made up of only one atom is called a pure substance. A pure substance is also called an element on the Periodic Table.
A substance made up of only one kind of atom is an element, which is a pure substance.
A substance in which all the atoms are the same is called an "element".
That would be called an element.
A substance that contains only one type of atom is called an "element".
an element is a substance rested with only one and ONE substance
They are elements.
An element.
it's called a element according to study island
A substance made up of only one kind of atom is an element.