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Chemical Bonding & Molecular Structure

4 terms


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Chemical Bonding & Molecular Structure

Pi Bond

A covalent bond formed by the sideways overlap of parallel p orbitals, with electron density above and below the internuclear axis.

kJ/mol
Chemical Bonding & Molecular Structure

Polar Covalent Bond

A covalent bond in which the shared electrons are unequally distributed because the bonded atoms differ in electronegativity.

δ⁺A—Bδ⁻ D
Chemical Bonding & Molecular Structure

Polarisability

The ease with which the electron cloud of an atom, ion or molecule can be distorted by an external electric field.

μ_induced = α × E C·m²/V
Chemical Bonding & Molecular Structure

Polarising Power

The ability of a cation to distort the electron cloud of a neighbouring anion.

∝ charge / radius² Dimensionless