'Subatomic particles electrons' presentation slideshows

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Atoms

Atoms. With what the universe is made out of ?. What is an Atom ?. Atoms are the tiny particles that everything is made out of . It is the basic unit of matter. An Atom is made out of subatomic particles called Electrons, Protons and Neutrons.

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Atomic Structure

Atomic Structure. Chemistry 112. Early Models of the Atom. An atom is the smallest particle of matter that retains its identity in a chemical reaction Democritus was an early Greek philosopher who suggested the existence of atoms He believed they were indivisible and indestructible.

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