What is the difference between sp, sp2, and sp3 hybridization?

Question

Accepted Answer

Basis of differentiation

Sp hybridization

Sp2 hybridization

Sp3 hybridization

Definition

Is the hybridization between an s and p orbital

Is the hybridization between one s orbital and two p orbitals

Is the hybridization between one s orbital and 3 p orbitals

Percentage of s character

S characteristic is 50%

S characteristic is 33%

S characteristic is 25%

Percentage of p character

P characteristic is 50%

P characteristic is 66%

P characteristic is 75%

Geometry of orbital arrangement

Linear

Trigonal planar

Tetrahedral

Angle between orbitals

180°

120°

109.5°

Unhybridized p orbitals

Two unhybridized p orbitals

One unhybridized p orbital

Does not have any unhybridized p orbitals

Basis of differentiation	Sp hybridization	Sp2 hybridization	Sp3 hybridization
Definition	Is the hybridization between an s and p orbital	Is the hybridization between one s orbital and two p orbitals	Is the hybridization between one s orbital and 3 p orbitals
Percentage of s character	S characteristic is 50%	S characteristic is 33%	S characteristic is 25%
Percentage of p character	P characteristic is 50%	P characteristic is 66%	P characteristic is 75%
Geometry of orbital arrangement	Linear	Trigonal planar	Tetrahedral
Angle between orbitals	180°	120°	109.5°
Unhybridized p orbitals	Two unhybridized p orbitals	One unhybridized p orbital	Does not have any unhybridized p orbitals