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The Atomic Theory
Beginning of essay
In this report I will give a history on the development of . I will
cover some of the most important dates in the development of atomic theory.
An atom was first thought of by the Ancient Greeks who believed that
matter was made of smaller particles called elements. The name they gave to these
p ....
Middle of essay
....Rutherford
was also the first one to disdcover the true structure of an atom. An atom has a central heavy nucleus with an
electron cloud surrounding it. Ernest was also the credited with the first man made nuclear reaction. This
accomplishment came in 1919.
A colleague of Rutherford's at Cambridge University named James Chadwick discovered the third
fundamental particle that makes up the atom: the neutron. This important discovery led to the making of the first
atom bomb and to the d.... |
| Number of words: 423 |
Approximate pages: 2 |
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