Atomic structure
Models or Theories Allow scientists to communicate their ideas to others. A model should be able to explain previous observations and predict future outcomes.
1b. Atomic & Structure
Democritus: Believed all matter consisted of extremely small particles that could not be divided. Called these particles “Atomos”- Greek word meaning.
S.MORRIS 2006 This Powerpoint is hosted on Please visit for 100’s more free powerpoints.
Unit 12: Atomic Structure IB Chemistry IB Topic 2 and 12.