Molecular Geometry and Hybridization

Vocabulary flashcards reviewing electron groups, hybridization types, electron geometries, bond angles, lone pairs, and resulting molecular geometries.

Linear Electron Geometry

The electron geometry formed by $2$ electron groups with $sp$ hybridization and a bond angle of $180^\circ$.

Trigonal Planar Electron Geometry

The electron geometry formed by $3$ electron groups with $sp^2$ hybridization and a bond angle of $120^\circ$.

Tetrahedral Electron Geometry

The electron geometry formed by $4$ electron groups with $sp^3$ hybridization and a bond angle of $109.5^\circ$.

Trigonal Bipyramidal Electron Geometry

The electron geometry formed by $5$ electron groups with $sp^3d$ hybridization and bond angles of $90^\circ$ and $120^\circ$.

Octahedral Electron Geometry

The electron geometry formed by $6$ electron groups with $sp^3d^2$ hybridization and a bond angle of $90^\circ$.

Bent Molecular Geometry ($3$ Electron Groups)

The molecular geometry observed when a central atom has $3$ electron groups with $1$ lone pair.

Trigonal Pyramidal Molecular Geometry

The molecular geometry observed when a central atom has $4$ electron groups with $1$ lone pair.

Bent Molecular Geometry ($4$ Electron Groups)

The molecular geometry observed when a central atom has $4$ electron groups with $2$ lone pairs.

Seesaw Molecular Geometry

The molecular geometry observed when a central atom has $5$ electron groups with $1$ lone pair.

T-shaped Molecular Geometry

The molecular geometry observed when a central atom has $5$ electron groups with $2$ lone pairs.

Linear Molecular Geometry ($5$ Electron Groups)

The molecular geometry observed when a central atom has $5$ electron groups with $3$ lone pairs.

Square Pyramidal Molecular Geometry

The molecular geometry observed when a central atom has $6$ electron groups with $1$ lone pair.

Square Planar Molecular Geometry

The molecular geometry observed when a central atom has $6$ electron groups with $2$ lone pairs.

Molecular Geometry Rule for Zero Lone Pairs

The rule stating that molecular geometry is identical to electron geometry if the central atom has no lone pairs.