proton
elements
no there are nuclear atom
All elements in the Periodic Table contain only one type of atom.
No, for all elements the smallest particle that can exist independently is an atom.
Hydogen is not a mixture, if it was it wouldn't be on the periodic table, which is a table for all the elements that have been found, elements are made up of one type of atom.
Atom is used to create an atomic bomb. Atom has three parts.
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Protons and neutrons are the basic particles found in the nucleus of an atom. Protons have a positive charge, while neutrons have no charge. These particles are held together by the strong nuclear force.
No elements are found within other elements, which is how we define an element; As a substance consisting of one type of atom.
atoms Edit: Atoms and elements are two different things, an elements basic form is an atom. The most common elements found in carbon based molecules besides carbon are Oxygen, Hydrogen, and Nitrogen. However, there are others depending on the molecule.
One atom unit is a mass unit equal to exactly one-twelfth112th the mass of one atom of carbon-12 The relative atomic masses of all elements have been found with respect to an atom of carbon-12