Hydrogen
The smallest unit of a substance that has the properties would be either an atom, or more probably a molecule. An atom does not ordinarily exist by itself in nature.
the smallest piece of an element is called an atom
The smallest atom is hydrogen.
neutron :)
The atom that is smallest in size is the hydrogen atom.
atom- an atom is the smallest unit of matter. the atom helped scientists name and classify objects into groups.
A quark is the smallest particle in matter.
is the smallest particle of an element that has the properties of that element
atom
A carbon atom.
yes the smallest atom is hydrogen
The smallest atom is hydrogen.