What does it mean if the $\alpha -$ particle passes through the foil of gold ?

Similar Questions

If the atom $_{100}F{m^{257}}$ follows the Bohr model and the radius of $_{100}F{m^{257}}$ is $n$ times the Bohr radius, then find $n$

  • [IIT 2003]

In the Rutherford experiment, $\alpha -$ particles are scattered from a nucleus as shown. Out of the four paths, which path is not possible?

  • [AIEEE 2012]

What is the atomic number of gold ? 

Which one did Rutherford consider to be supported by the results of experiments in which $\alpha  - $ particles were scattered by gold foil?

Hydrogen $(H)$, deuterium $(D)$, singly ionized helium $(He^+)$ and doubly ionized lithium $(Li^{++})$ all have one electron around the nucleus. Consider $n = 2$ to $n = 1$ transition. The wavelengths of emitted radiations are $\lambda_1, \lambda_2 \lambda_3$ and $\lambda_4$ respectively.