Hybridization:
Hybridization is a process in which atomic orbitals of different energies combine to form hybrid orbitals of equal energy. This results in the formation of new orbitals with different shapes and orientations.

Electron Distribution:
Electron distribution refers to the way in which electrons are distributed in an atom or molecule. This distribution is determined by the electronic configuration of the atom or molecule.

Hybridization and Electron Distribution:
The process of hybridization affects the electron distribution in an atom or molecule by changing the shape and orientation of the orbitals. This, in turn, affects the chemical and physical properties of the atom or molecule.

Types of Hybridization:
There are several types of hybridization, including:

1. sp hybridization - In this type of hybridization, one s orbital and one p orbital combine to form two hybrid orbitals.
2. sp2 hybridization - In this type of hybridization, one s orbital and two p orbitals combine to form three hybrid orbitals.
3. sp3 hybridization - In this type of hybridization, one s orbital and three p orbitals combine to form four hybrid orbitals.
4. sp3d hybridization - In this type of hybridization, one s orbital, three p orbitals, and one d orbital combine to form five hybrid orbitals.
5. sp3d2 hybridization - In this type of hybridization, one s orbital, three p orbitals, and two d orbitals combine to form six hybrid orbitals.

Conclusion:
Hybridization is an important concept in chemistry that helps to explain the bonding and reactivity of atoms and molecules. It affects the electron distribution in an atom or molecule and, therefore, plays a significant role in determining its chemical and physical properties.

Hyb=(7+5)/2=6 ;so sp3d2; geometry :square bipyramidal, with 5 I---OH bond and 1 I=O double bond