This download contains lesson notes on subatomic particles, protons, neutrons, electrons and their properties, based on the Bohr model of the atom. The sheets includes information of how to determine the number of neutrons and identify isotopes. There is a one page worksheet on isotopes with answers.
The download is useful for grade 8,9,10 and 11 students to build your foundations of atomic structure.
The download has a word 2010 document and a pdf document. The word document is editable.
If an earlier version of the word document is needed please request and it can be made available.