Respuesta :

He proposed his model of the atom 103 years ago.

Answer:

106 years ago he proposed his model of atoms

Explanation:

Taking Rutherford's model as a starting point. In 1913, Bohr postulated the idea that the atom is a small solar system with a small nucleus in the center and a cloud of electrons that revolve around the nucleus.According to him, electrons are located around the nucleus only at certain well-determined distances.