# Question #86ac6

Mar 27, 2017

yes.

#### Explanation:

this fact was came to know by Rutherford $\alpha$ scattering experiment.
when $\alpha$ particles were bombarded on a gold foil, most of them goes undeflected showing the same. only a few came back by ${180}^{0}$ showing that nucleus is very small as compared to the atom as a whole.

Mar 27, 2017

Yes.

#### Explanation:

To give you an idea of the empty space, if the hydrogen atom were scaled up so that the proton at the center became the size of a grape, the electron would be the size of the tip of a grain of rice orbiting 3 miles away.