13 Molecular Geometries

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This flashcard set outlines common molecular shapes as predicted by the Valence Shell Electron Pair Repulsion (VSEPR) theory. It includes ideal geometries and variations caused by lone pairs, helping to visualize 3D molecular structures and their electron domain arrangements.

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Key Terms

Term
Definition

Linear

Trigonal Planar

Bent

With 1 lone pair

Tetrahedral

Trigonal Pyramidal

Like tetrahedral with 1 lone pair

Bent (2)

Like tetrahedral with 2 lone pairs

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TermDefinition

Linear

Trigonal Planar

Bent

With 1 lone pair

Tetrahedral

Trigonal Pyramidal

Like tetrahedral with 1 lone pair

Bent (2)

Like tetrahedral with 2 lone pairs

Trigonal Bipyramidal

Seesaw

Like trigonal bipyramidal with 1 lone pair
Only take from equatorial

T

Like trigonal bipyramidal with 2 lone pairs
Only take from equitorial

Linear (2)

Like trigonal bipyramidal with 3 lone pairs
Only take from equatorial

Octahedral

Square Pyramidal

Like octahedral with 1 lone pair
Only take from axis (vertical)


Square Planar

Like octahedral with 1 lone pair
Only take from axis (vertical)

Molecular Geometries (13)

Linear, Trigonal Planar, Bent, Tetrahedral, Trigonal Pyramidal, Bent (2), Trigonal Bipyramidal, Seesaw, T, Linear (2), Octahedral, Square Pyramidal, Square Planar.