Pentagonal pyramidal molecular geometry

Pentagonal pyramidal molecular geometry
Pentagonal pyramidal molecular geometry
Examples	XeOF−; 5
Point group	C5v
Coordination number	6
Bond angle(s)	90°, 72°
μ (Polarity)	>0

ExamplesXeOF⁻
₅

Bond angle(s)90°, 72°

In chemistry, pentagonal pyramidal molecular geometry describes the shape of compounds where in six atoms or groups of atoms or ligands are arranged around a central atom, at the vertices of a pentagonal pyramid. It is one of the few molecular geometries with uneven bond angles.^[1]

v t e Molecular geometry
VSEPR theory Coordination number
Coordination number 2	Linear Bent
Coordination number 3	Trigonal planar Trigonal pyramidal T-shaped
Coordination number 4	Tetrahedral Seesaw Square planar
Coordination number 5	Trigonal bipyramidal Square pyramidal Pentagonal planar
Coordination number 6	Octahedral Trigonal prismatic Pentagonal pyramidal
Coordination number 7	Pentagonal bipyramidal Capped octahedral Capped trigonal prismatic
Coordination number 8	Square antiprismatic Dodecahedral Bicapped trigonal prismatic Cubic
Coordination number 9	Tricapped trigonal prismatic Capped square antiprismatic
Category

References

Pentagonal pyramidal molecular geometry

Examples	XeOF⁻ ₅
Point group	C_5v
Coordination number	6
Bond angle(s)	90°, 72°
μ (Polarity)	>0