Answers to GCSE Niels Bohr changing the nuclear model

Practice Questions

1. How is the Niels Bohr nuclear model of the atom different to the Rutherford model of the atom?

Under the Bohr model of the atom, the electrons are in energy levels  at specific distances from the nucleus. 

2. How did Niels Bohr know about the energy levels?

Niels Bohr carried out experiments and the observations of these experiments matched his theoretical calculations.

3. What did Niels Bohr propose about the nuclear model?

Electrons orbit the nucleus at specific distances