Electron configuration of uranium: 5f3 6d1 7s2 See also: http://en.wikipedia.org/wiki/Atomic_electron_configuration_table
The orbits of electrons described by Bohr are also known as electron shells or energy levels. These orbits are specific regions around the nucleus where electrons are most likely to be found.
The orbits never change their position...
The Bohr model of the atom states that electrons are located in specific orbits around the nucleus. In this model, each orbit has a fixed energy level, and electrons can only occupy these specific orbits.
The largest Bohr orbit in a uranium atom is the outermost electron orbit, also known as the valence shell. Uranium has 92 electrons, so the valence shell would be the 7th energy level (n=7) as per the Bohr model.
Niels Bohr introduced the notion of electronic orbits.
Bohr suggested that electrons circle the nucleus in quantized orbits or energy levels. This is known as the Bohr model of the atom.
The largest Bohr orbit of the uranium atom can hold up to 92 electrons, as uranium has 92 protons. Each orbit in an atom can hold a maximum number of electrons given by the formula 2n^2, where n is the principal quantum number of the orbit.
Bohr's model
On Bohr's model of the atom, electrons move in circular orbits around the nucleus. These orbits have specific energy levels, and electrons can transition between these orbits by either absorbing or emitting energy in the form of photons. The orbits were quantized, meaning that only certain orbits were allowed for the electrons to move in.
Yes, Niels Bohr proposed the idea of quantized electron orbits around the nucleus in his atomic model in 1913. He suggested that electrons can only occupy specific quantized orbits with fixed energy levels.
Bohr assumed that electrons moved in fixed orbits.
Electrons in Bohr's model of the atom