Periodic Table Database Schema - v0.7.1
    Preparing search index...

    Enumeration MolecularShape

    Geometric arrangement of atoms in a molecule as predicted by VSEPR theory.

    Index

    Enumeration Members

    BENT: "bent"

    Non-linear arrangement caused by lone pairs (e.g., H2O).

    LINEAR: "linear"

    Atoms arranged in a straight line (180° bond angle).

    OCTAHEDRAL: "octahedral"

    Central atom with six substituents at the corners of an octahedron (90°).

    PENTAGONAL_BIPYRAMIDAL: "pentagonalBipyramidal"

    Central atom with seven substituents.

    PENTAGONAL_PLANAR: "pentagonalPlanar"

    Central atom with five substituents and two lone pairs in a plane.

    PENTAGONAL_PYRAMIDAL: "pentagonalPyramidal"

    Central atom with six substituents and one lone pair in a pentagonal arrangement.

    SEESAW: "seesaw"

    Derived from trigonal bipyramidal with one lone pair in the equatorial position.

    SQUARE_ANTIPRISMATIC: "squareAntiprismatic"

    Eight substituents arranged around a central atom in a square antiprism.

    SQUARE_PLANAR: "squarePlanar"

    Central atom with four substituents and two lone pairs in a plane (90°).

    SQUARE_PYRAMIDAL: "squarePyramidal"

    Central atom with five substituents and one lone pair.

    T_SHAPED: "tShaped"

    Central atom with three substituents and two lone pairs.

    TETRAHEDRAL: "tetrahedral"

    Central atom with four substituents at the corners of a tetrahedron (109.5°).

    TRICAPPED_TRIGONAL_PRISMATIC: "tricappedTrigonalPrismatic"

    Central atom with nine substituents.

    TRIGONAL_BIPYRAMIDAL: "trigonalBipyramidal"

    Central atom with five substituents; three in a plane and two at the poles.

    TRIGONAL_PLANAR: "trigonalPlanar"

    Three atoms at the corners of an equilateral triangle around a central atom (120°).

    TRIGONAL_PYRAMIDAL: "trigonalPyramidal"

    Central atom with three substituents and one lone pair forming a pyramid.