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The diagram shows that there are three quartet excited states: 4 T 2, 4 A 2, and 4 T 1 (P). From the diagram one can predict that there are three spin-allowed transitions. However, the spectrum of [Co(H 2 O) 6] 2+ does not show three distinct peaks that correspond to the three predicted excited states. Instead, the spectrum has a broad peak ...
The Racah parameters are a set of parameters used in atomic and molecular spectroscopy to describe the amount of total electrostatic repulsion in an atom that has multiple electrons.
This page shows the electron configurations of the neutral gaseous atoms in their ground states. For each atom the subshells are given first in concise form, then with all subshells written out, followed by the number of electrons per shell.
This notation is used to specify electron configurations and to create the term symbol for the electron states in a multi-electron atom. When writing a term symbol, the above scheme for a single electron's orbital quantum number is applied to the total orbital angular momentum associated to an electron state.
The compound is prepared by the reaction of chromium(III) oxide with acetylacetone (Hacac): [3]. Cr 2 O 3 + 6 Hacac → 2 Cr(acac) 3 + 3 H 2 O. The complex has idealized D 3 symmetry.The Cr-O distances are 1.93 Å. [4]
A diatomic molecular orbital diagram is used to understand the bonding of a diatomic molecule. MO diagrams can be used to deduce magnetic properties of a molecule and how they change with ionization. They also give insight to the bond order of the molecule, how many bonds are shared between the two atoms. [12]
A spectrochemical series is a list of ligands ordered by ligand "strength", and a list of metal ions based on oxidation number, group and element.For a metal ion, the ligands modify the difference in energy Δ between the d orbitals, called the ligand-field splitting parameter in ligand field theory, or the crystal-field splitting parameter in crystal field theory.
In d 0 complexes it may be ascribed to sd 5 hybridization, but in d 1 and d 2 complexes the d z 2 orbital is occupied by nonbonding electron (pair). Furthermore, when unoccupied, said orbital participates in bonding and causes C 3v distortion, like in W(CH 3 ) 6 .