English, asked by shirley65, 3 months ago

What is the value of j for d-electron in a one-electron atomic system?​

Answers

Answered by sayalikamble0619
0

S coupling also is called R-S or Russell-Saunders coupling. In L-S coupling, the orbital and spin angular momenta of all the electrons are combined separately

L=∑ili(8.9.1)

S=∑isi(8.9.2)

The total angular momentum vector then is the sum of the total orbital angular momentum vector and the total spin angular momentum vector.

J=L+S(8.9.3)

The total angular momentum quantum number parameterizes the total angular momentum of a given particle, by combining its orbital angular momentum and its intrinsic angular momentum (i.e., its spin). Due to the spin-orbit interaction in the atom, the orbital angular momentum no longer commutes with the Hamiltonian, nor does the spin.

Answered by roopa2000
0

Answer:

We must recognise and quantify the relative energy of the electronic states that come from a specific electron arrangement. Certain energy, wavefunction (including spin), electron configuration, total angular momentum, and the way the orbital and spin angular momenta of the various electrons are linked together define an atom's electronic state. There are two explanations for how angular momentum couples. The first is referred to as j-j coupling and the second as L-S coupling. For heavy elements (z > 40), the j-j coupling method is utilised, and the L-S coupling scheme for lighter elements. Below, just L-S coupling is covered.

Explanation:

A subatomic particle known as an electron is denoted by the symbols e- or e. It is negatively polarised. A charge, mass, spin, and other attributes are passed down to an electron. The values of electrons imply the values of the charge, mass, and spin of the electrons, together with related units, which are all aspects of quantum mechanics.

R-S or Russell-Saunders coupling is another name for S coupling. The orbital and spin angular momenta of each electron are individually mixed in L-S coupling.

L=∑ili(8.9.1)

S=∑isi(8.9.2)

The sum of the total orbital angular momentum vector and the total spin angular momentum vector is the total angular momentum vector.

J=L+S(8.9.3)

The total angular momentum quantum number parameterizes the total angular momentum of a given particle, by combining its orbital angular momentum and its intrinsic angular momentum (i.e., its spin). Due to the spin-orbit interaction in the atom, the orbital angular momentum no longer commutes with the Hamiltonian, nor does the spin.

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