CHM1045C

Trigonal Planar

A molecular shape with 3 total electron domains, resulting in bond angles of 120°; example: BF₃.

Bent (Trigonal Planar)

A molecular shape with 2 bonded pairs and 1 lone pair in 3 total electron domains, bond angle approximately 120°; example: SO₂.

Tetrahedral

A molecular shape with 4 total electron domains resulting in bond angles of 109.5°; example: CH₄.

Trigonal Pyramidal

A molecular shape with 3 bonded pairs and 1 lone pair in 4 total electron domains, bond angle approximately 109.5°; example: NH₃.

Bent (Tetrahedral)

A molecular shape with 2 bonded pairs and 2 lone pairs in 4 total electron domains, bond angle approximately 109.5°; example: H₂O.

Trigonal Bipyramidal

A molecular shape with 5 total electron domains, featuring bond angles of 90° and 120°; example: PF₅.

Seesaw

A molecular shape with 4 bonded pairs and 1 lone pair in 5 total electron domains, with bond angles approximately 90° and 120°; example: SF₄.

T-shaped

A molecular shape with 3 bonded pairs and 2 lone pairs in 5 total electron domains, bond angle approximately 90°; example: BrF₃.

Linear (Trigonal Bipyramidal)

A molecular shape with 2 bonded pairs and 3 lone pairs in 5 total electron domains, with a bond angle of 180°; example: XeF₂.

Octahedral

A molecular shape with 6 total electron domains, resulting in bond angles of 90°; example: SF₆.

Square Pyramidal

A molecular shape with 5 bonded pairs and 1 lone pair in 6 total electron domains, bond angle 90°; example: IF₅.

Square Planar

A molecular shape with 4 bonded pairs and 2 lone pairs in 6 total electron domains, bond angle 90°; example: XeF₄.