Chemistry Skeleton Notes

Atomic Model

Regular Chemistry

I. Democritus

A. A Greek philosopher in the year _____________

B. He used the word ________ to describe the atom

II. John Dalton

A. Proposed the 1^st __________________ in 1803

III. Dalton’s Theory

A.

B.

C.

D.

IV. JJ Thompson

A.

V. Ernest Rutherford

A.

VI. Niel’s Bohr

A.

VII. The Wave Model

A.

B.

C.