Download your worksheet
Chemical sciences/atomic strructure
Atomic structure Electrons are the smallest of the three particles that make up atoms. Electrons are found in shells or orbitals that surround the nucleus of an atom. Protons and neutrons are found in the nucleus. They group together in the center of the atom.
Last Updated: 8th Dec 2016
Please note that marked sequence numbers may be different to actual numbering within worksheets
Worksheets are for your own use and must not be distributed online without prior written consent from
Copyright tag must not be removed from any worksheet.