Neils Bohr (7 out 1885 ano – 18 nov 1962 ano)

Descrição:

1) He lived in Copenhagen, Sweden.
2) Electrons should move around the nucleus, but only in prescribed orbits
3) He proposed a theory for the hydrogen atom based on quantum theory
4) Bohr was the first to theorize that an electron could move from a higher orbit to a lower one.

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