Wiki User
∙ 10y agoThe smallest particle of a substance that retains all the properties of the substance and is composed of one or more atoms is a molecule.
Wiki User
∙ 10y agoThe atom. Anything smaller is an atomic particle from which all elements are made.
The smallest particle of an element is called an atom.
Hydrogen has the smallest atomic mass at roughly 1.008 grams per mol (6.02x10^23 atoms)
Silt.
A molecule.
Element
atoms
It is a molecule of the substance.
Molecule
It would be an atom or a molecule (made up of more than one atoms)
Molecule
An atom is the smallest particle of a substance.
A molecule; the definition is: The smallest particle of a substance that retains the chemical and physical properties of the substance and is composed of two or more atoms; a group of like or different atoms held together by chemical forces.
If the substance is an element the answer is an atom. If the substance is a compound the answer is a molecule.
A molecule is the smallest particle of a compound that still retains its properties. An atom is the smallest particle of an element that still retains its properties.
An atom is the smallest particle of a substance.
For an element, it would be an atom. For a molecular substance, it would be a molecule. If it is an ionic compound, it would be a formula unit.