Results for “Mole”
256 terms · page 2 of 11
Adsorption
The accumulation of molecules of a gas or liquid on the surface of a solid.
Foundations of ChemistryAnion
A negatively charged ion produced when an atom or molecule gains one or more electrons.
Organic ChemistryAromaticity
The special stability of planar cyclic molecules with a continuous, fully conjugated system of delocalised pi electrons.
Solutions & Colligative PropertiesAssociation
The joining of solute molecules in solution into larger aggregates, reducing the effective number of particles.
Foundations of ChemistryAtomicity
The number of atoms present in one molecule of an element.
States of Matter & Gas LawsAvogadro's Law
Equal volumes of all gases at the same temperature and pressure contain equal numbers of molecules.
Foundations of ChemistryAvogadro's Number
The number of elementary entities in one mole of substance, fixed by definition at 6.02214076 × 10²³ mol⁻¹.
Chemical Bonding & Molecular StructureBent Geometry
A molecular shape in which two bonded atoms form an angle at a central atom that also carries one or more lone pairs.
Thermochemistry & ThermodynamicsBond Dissociation Enthalpy
The enthalpy change when one mole of a specific bond is broken homolytically in the gas phase.
Chemical Bonding & Molecular StructureBond Energy
The energy required to break one mole of a given bond homolytically in the gaseous state.
Chemical Bonding & Molecular StructureBond Order
The number of chemical bonds between a pair of atoms, or in molecular orbital terms half the difference between bonding and antibonding…
Solutions & Colligative PropertiesBrownian Motion
The continuous random zigzag movement of colloidal particles caused by uneven bombardment from surrounding molecules.
Biochemistry & Polymer ChemistryCarbohydrate
A biomolecule composed of carbon, hydrogen and oxygen, usually with hydrogen and oxygen in the ratio found in water.
Analytical Chemistry & SpectroscopyCarbon-13 NMR
An NMR technique that detects the carbon-13 nucleus to reveal the carbon skeleton of a molecule.
Foundations of ChemistryCation
A positively charged ion produced when an atom or molecule loses one or more electrons.
Organic ChemistryChirality
The property of a molecule that makes it non-superimposable on its mirror image.
Analytical Chemistry & SpectroscopyChromophore
The part of a molecule responsible for absorbing light at a particular wavelength.
Biochemistry & Polymer ChemistryCoenzyme
A small organic molecule that binds temporarily to an enzyme and is essential for its catalytic activity.
Biochemistry & Polymer ChemistryCondensation Polymerisation
Polymerisation in which monomers join with the elimination of a small molecule, usually water.
Stoichiometry & Chemical ReactionsCondensation Reaction
A reaction in which two molecules join with the elimination of a small molecule, usually water.
Organic ChemistryConformational Isomerism
The different spatial arrangements a molecule can adopt through rotation about single bonds.
Inorganic & Coordination ChemistryCoordination Compound
A compound containing a central metal atom or ion bonded to surrounding molecules or ions by coordinate bonds.
Acids, Bases & SaltsDegree of Ionisation
The fraction of dissolved electrolyte molecules that have broken into ions at equilibrium.
Stoichiometry & Chemical ReactionsDehydration Reaction
A reaction in which water is removed from a single molecule, generally producing an unsaturated or condensed product.