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31 Dez 1912 Jahr - Niels Bohr

Beschreibung:

Planetary Model
Electrons orbited the nucleus in fixed orbits of differing energy levels.
Positive - Stable electron orbits with emission spectra.
Negative - Doesn't work for heavier elements.

Zugefügt zum Band der Zeit:

Datum:

31 Dez 1912 Jahr
Jetzt
~ 112 years ago