Welcome To Grade 8 Chemistry!. Semester 2 2011-2012. An Introduction PPT from Mr Fedley. http://www.shagtees.com/cgi-bin/store/cpshop.cgi/1826209118/shagtees/5696358. Today’s Lesson. Some Housekeeping Our New Unit Particle Model Atomic Theory Model. Housekeeping.
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Grade 8 Chemistry!
An Introduction PPT from Mr Fedley
Atoms are the “building blocks” of all matter and are the simplest form of molecule. They are all made up of protons, neutrons and electrons. They look something like this:
The Nucleus – this contains neutrons and protons
Electrons – these orbit around the nucleus