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Chemical Bonding & Molecular Structure

3 terms


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Chemical Bonding & Molecular Structure

HOMO and LUMO

The highest occupied and lowest unoccupied molecular orbitals, which together govern a molecule's reactivity and spectroscopy.

ΔE = E_LUMO − E_HOMO eV
Chemical Bonding & Molecular Structure

Hybridisation

The mixing of atomic orbitals on the same atom to form an equal number of new, equivalent orbitals suited to bonding.

Dimensionless
Chemical Bonding & Molecular Structure

Hydrogen Bond

A strong dipole interaction between a hydrogen atom bonded to N, O or F and a lone pair on another such atom.

X–H···Y (X, Y = N, O, F) kJ/mol