Chemistry- The development of the model of the atom

The development of the Atom

New experimental evidence may lead to a scientific model being changed or replaced.

Before the discovery of the electron, atoms were thought to be tiny spheres that couldnt be divided.

The discovery of the electron led to the plum pudding model of the atom. This suggests that the atom is a ball of positive charge with negative electrons embedded in it. The results from alpha particle scattering experiment led to…