Which part of an atom was discovered by Rutherford's alpha particle scattering experiement ?

Which part of atom was discovered by Rutherford.

Rutherford's alpha-particle scattering experiment discovered

Why do we use gold in Rutherford's alpha - particle scattering experiment ?

Which atomic part was discovered by Rutherford?

Rutherford's alpha particle scattering experiment led to the discovery of :

Thin layer of which metal was used in Rutherford's alpha particle scattering experiment.

Which of the following conclusions regarding the structure of atom is based on Rutherford's alpha -particle scattering experiment?

Which of the following conclusions regarding the structure of atom is based on Rutherford's alpha -particle scattering experiment?