S'identifier

Chapitre 10

Liaisons chimiques : Géométrie moléculaire et théories des liaisons

Théorie VSEPR et formes de base
Théorie VSEPR et formes de base
Overview of VSEPR Theory Valence shell electron-pair repulsion theory (VSEPR theory) enables us to predict the molecular structure, including approximate ...
Théorie VSEPR et l'effet des doublets libres
Théorie VSEPR et l'effet des doublets libres
Effect of Lone Pairs of Electrons on Molecule Geometry It is important to note that electron-pair geometry around a central atom is not the same ...
Prédiction de la géométrie moléculaire
Prédiction de la géométrie moléculaire
VSEPR Theory for Determination of Electron Pair Geometries The following procedure uses VSEPR theory to determine the electron pair geometries and the ...
Forme moléculaire et polarité
Forme moléculaire et polarité
Dipole Moment of a Molecule Polar covalent bonds connect two atoms with differing electronegativities, leaving one atom with a partial positive charge ...
Théorie de la liaison de valence
Théorie de la liaison de valence
Overview of Valence Bond Theory Valence bond theory describes a covalent bond as the overlap of half-filled atomic orbitals (each containing a single ...
Hybridation des orbitales atomiques I
Hybridation des orbitales atomiques I
The mathematical expression known as the wave function, ψ, contains information about each orbital and the wavelike properties of electrons in an ...
Hybridation des orbitales atomiques II
Hybridation des orbitales atomiques II
sp3d and sp3d 2 Hybridization To describe the five bonding orbitals in a trigonal bipyramidal arrangement, we must use five of the valence shell ...
Théorie des orbitales moléculaires I
Théorie des orbitales moléculaires I
Overview of Molecular Orbital Theory Molecular orbital theory describes the distribution of electrons in molecules in the same way as the distribution of ...
Théorie des orbitales moléculaires II
Théorie des orbitales moléculaires II
Molecular Orbital Energy Diagrams The relative energy levels of atomic and molecular orbitals are typically shown in a molecular orbital diagram. For a ...
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