Erbium (Er) Bohr Model

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  • The Bohr Model of Erbium (Er) has a nucleus that contains 99 neutrons and 68 protons.
  • This nucleus is surrounded by six electron shells.
  • The first shell of the Bohr diagram of Erbium has 2 electrons, the 2nd shell has 8, the 3rd shell has 18, the 4th has 30, the 5th has 8, and the 6th shell has 2 electrons.
NameErbium Bohr Model
Number of neutrons99
Number of protons68
Number of electrons68
Total electron shells6
Electron in the First shell2
Electrons in the Second shell8
Electrons in the Third shell18
Electrons in the Fourth shell30
Electrons in the Fifth shell8
Electrons in the Sixth shell2

Bohr model of Erbium (Er)


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