Particle Theory of Matter
Proposed as early as _____________________ by ____________________.
Basic particle was named ______________ which means:
On what was this idea based?
What happened to this idea?
The First Experimental- Based Atomic Theory
By 1700’s the definition of an element was accepted to be:
Chemical reaction is when:
Once measurement became more accurate, what 3 laws were established? What is the
definition of each?
John Dalton’s Atomic Theory combined these laws and the earlier concept of particle theory.
Summarize his theory:
Are all parts of John Dalton’s theory still relevant? Why/why not?
Modern Atomic Theory
Summarize J. J. Thomson’s contribution to atomic theory:
What is his model called? Explain his idea of the atom:
Summarize Rutherford & his colleagues atomic discovery:
How did this change the model of the atom? Describe.