Electron Group and Molecular Geometries

Vocabulary flashcards covering VSEPR electron group geometries, molecular geometries, lone pair distributions, and ideal bond angles.

Linear Geometry (2 electron groups)

The electron group and molecular geometry of a molecule with $2$ electron groups and $0$ lone pairs, featuring a bond angle of $180^\circ$.

Trigonal Planar Geometry

The electron group geometry for $3$ electron groups, with an idealized bond angle of $120^\circ$. It also describes the molecular geometry when there are $0$ lone pairs.

Tetrahedral Geometry

The electron group geometry for $4$ electron groups, with an idealized bond angle of $109.5^\circ$. It also represents the molecular geometry when there are $0$ lone pairs.

Trigonal Bipyramidal Geometry

The electron group geometry for $5$ electron groups, characterized by bond angles of $90^\circ$ and $120^\circ$. It also represents the molecular geometry when there are $0$ lone pairs.

Octahedral Geometry

The electron group geometry for $6$ electron groups, featuring bond angles of $90^\circ$. It also represents the molecular geometry when there are $0$ lone pairs.

Bent Geometry (3 electron groups)

The molecular geometry of a molecule that possesses $3$ electron groups and $1$ lone pair.

Trigonal Pyramidal Geometry

The molecular geometry of a molecule that possesses $4$ electron groups and $1$ lone pair.

Bent Geometry (4 electron groups)

The molecular geometry of a molecule that possesses $4$ electron groups and $2$ lone pairs.

See-saw Geometry

The molecular geometry of a molecule that possesses $5$ electron groups and $1$ lone pair.

T-shaped Geometry

The molecular geometry of a molecule that possesses $5$ electron groups and $2$ lone pairs.

Linear Geometry (5 electron groups)

The molecular geometry of a molecule that possesses $5$ electron groups and $3$ lone pairs.

Square Pyramidal Geometry

The molecular geometry of a molecule that possesses $6$ electron groups and $1$ lone pair.

Square Planar Geometry

The molecular geometry of a molecule that possesses $6$ electron groups and $2$ lone pairs.