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A term used to describe molecules and polyatomic ions that have one atom in the center and six atoms at the corners of a octahedron.

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Molar Solubility

Number of moles of a solute that dissolve to produce a litre of saturated solution.

Alkyl Group

A group of atoms derived from an alkane by the removal of one hydrogen atom.

Viscosity

Resistance offered by the molecules of a liquid to flow is termed as viscosity.

Percentage Ionization

The percentage of the weak electrolyte that ionizes in a solution of given concentration.

Isomers

Different substances that have the same formula.

Ionization Constant

Equilibrium constant for the ionization of a weak electrolyte.

Enthalpy

The heat content of a specific amount of substance, defined as E= PV.

Radical

An atom or group of atoms that contains one or more unpaired electrons (usually very reactive species)

Diamagnetism

Weak repulsion by a magnetic field.

Dissociation Constant

Equilibrium constant that applies to the dissociation of a comples ion into a simple ion and coordinating species (ligands).