Guided Notes for the History of Atomic Theory
(Keep with notes!)
Democritus
1) Who was he?
2) Describe how Democritus imagined the atom.
3) Draw Democritus’ model of the atom.
John Dalton
4) Who was he?
5) Describe how John Dalton imagined the atom.
6) What are the four parts of Dalton's atomic theory?
i. _
ii.
_
iii.
_
iv.
_
J. J. Thomson
7) Who was he?
8) Describe how Thomson imagine the atom.
9) Draw Thomson’s model of the atom.
Ernest Rutherford
10) Who was he?
11) Describe the experiment associated with his name.
12) Describe how Rutherford imagined the atom.
13) Draw Rutherford’s model of the atom.
Niels Bohr
14) Who was he?
15) What problem was Bohr trying to solve?
16) Describe how Bohr imagined the atom.
17) Draw Bohr’s model of the atom.
Werner Heisenberg
18) Who was he?
19) Describe how Heisenberg imagined the atom.
20) Draw Heisenberg’s model of the atom.
500 BC
400 BC
1500 AD
1600 AD
1700 AD
1800 AD
1900 AD