## Wave Mechanics and Valency |

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### Contents

PARTICLE IN A bOX | 6 |

Wave functions for particle in box page | 9 |

Diagrammatic illustration of orthogonality | 12 |

Copyright | |

19 other sections not shown

### Common terms and phrases

2p orbitals antisymmetric approximate arising atomic orbitals behaviour bonding orbitals boron central atom chapter charge correlation energy configuration interaction contour diagrams corresponding cos2 coulomb energy degenerate described dissociation energy effect electron correlation electronic energy equal example experimental Figure given greater helium atom hybrids hydrogen atom Hylleraas integral inter-electron repulsion internuclear axis internuclear distance involving Is2p kinetic energy ligands lowest minimised molecular orbital treatment molecular systems momenta negative nodal plane nodes normalisation constants nuclear charge nucleus obtained a dissociation orthogonal pair particle Pauli Principle perturbation method positive possible potential energy principal quantum probability problem procedure quantised region resonance Schrodinger equation separated similar simple sin2 singlet singlet and triplet solutions spatial spherical nodal surfaces spherically symmetric spin correlation energy Taylor and Parr tion total energy trial function true value unperturbed valence bond variation method Virial Theorem wave mechanics zero