The history of the atomic model

What position did Niels Bohr play?

Another name for mass number is

Rutherford studied the behaviour of positive alpha particles when they were fired at

What is the charge on an alpha particle?

What do we call the particles found on the nucleus?

Whose theory stated that atoms where tiny, indivisible spheres?

Which model suggests that electrons are scattered evenly through positive material?

Who suggested that electrons were found in energy levels around the nucleus?

What is the charge on an electron?

Who discovered the electron?