head-on overlapping of two s-orbitals

head-on overlapping of an s orbital and a p-orbital

sideways overlapping of two p-orbitals

sideways overlapping of two s-orbitals

Bond Strength

Polarity

Molecular Shape

Electronegativity

head-on overlapping of two s-orbitals

head-on overlapping of an s orbital and a p-orbital

sideways overlapping of two p-orbitals

sideways overlapping of two s-orbitals

Constructive Interference

Destructive Interference

Different sign of wave function

Both 2 & 3

Constructive Interference

Destructive Interference

Different sign of wave function

Both 2 & 3

1

2

3

4

A. s-s

B. px-px

C. s-p

D. py-py

Constructive Interference

Destructive Interference

Different sign of wave function

Both 2 & 3

Electrons are never found in an antibonding MO.

All antibonding MOs are higher in energy than the atomic orbitals of which they are composed.

Antibonding MOs have electron density mainly outside the space between the two nuclei.

None of the statements is true

1

2

3

4

Mixing of atomic orbitals to form new set of orbitals

Overlapping between orbitals of ligands to form new orbitals

Overlapping between orbitals of ligands and orbitals of metal to form new orbitals

Electrostatic attraction between metal and ligands

Individual atoms only

Molecules only

Both atoms and molecules

Solid-state materials only

Niels Bohr

Erwin Schrödinger

R.S. Mullikan

F. Hund