Results for “pH”
291 terms · page 5 of 13
Atomic Absorption Spectroscopy
A technique that measures the concentration of a metal from the light its free gaseous atoms absorb.
Atomic Structure & PeriodicityAtomic Orbital
A mathematical function describing the region around a nucleus where an electron of given energy is most likely to be found.
Foundations of ChemistryAtomicity
The number of atoms present in one molecule of an element.
Acids, Bases & SaltsBasic Solution
A solution in which the hydroxide ion concentration exceeds the hydrogen ion concentration.
States of Matter & Gas LawsBoiling Point
The temperature at which the vapour pressure of a liquid equals the external pressure acting on it.
Solutions & Colligative PropertiesBoiling Point Elevation
The rise in a solvent's boiling point caused by the presence of a non-volatile solute.
Chemical Bonding & Molecular StructureBond Polarity
The degree of unequal electron sharing in a covalent bond, arising from an electronegativity difference between the bonded atoms.
Organic ChemistryCarbanion
An organic ion in which a carbon atom bears a negative charge and a lone pair.
Chemical Kinetics & CatalysisCatalysis
The process by which a reaction rate is increased through the action of a catalyst.
Biochemistry & Polymer ChemistryCellular Respiration
The oxidation of nutrients within cells to release energy as ATP.
Chemical Kinetics & CatalysisChain Reaction
A self-sustaining reaction sequence in which a reactive intermediate regenerates itself at each cycle.
Stoichiometry & Chemical ReactionsChemical Equation
A symbolic representation of a chemical reaction showing reactants on the left and products on the right.
Foundations of ChemistryChemical Property
A characteristic that describes how a substance transforms into a different substance, observable only during a chemical reaction.
Chemical Kinetics & CatalysisChemisorption
Strong adsorption in which actual chemical bonds form between the adsorbate and the surface.
Analytical Chemistry & SpectroscopyComplexometric Titration
A titration based on the formation of a stable complex between the analyte metal ion and a chelating titrant.
Foundations of ChemistryCompound
A pure substance formed when two or more different elements combine chemically in a fixed, whole-number mass ratio.
Inorganic & Coordination ChemistryCoordination Isomerism
Isomerism in compounds containing both a complex cation and a complex anion, where ligands are distributed differently between them.
Nuclear & RadiochemistryCritical Mass
The minimum mass of fissile material needed to sustain a nuclear chain reaction.
Solutions & Colligative PropertiesCryoscopic Constant
The freezing point depression produced by a one-molal solution of a non-electrolyte in a given solvent.
Chemical Bonding & Molecular StructureCrystal Lattice
The regular, repeating three-dimensional arrangement of particles in a crystalline solid.
States of Matter & Gas LawsCrystalline Solid
A solid in which the constituent particles are arranged in a regular, repeating three-dimensional pattern extending over long distances.
Electrochemistry & RedoxDaniell Cell
The classic galvanic cell consisting of a zinc electrode in zinc sulfate and a copper electrode in copper sulfate.
Chemical EquilibriumDebye–Hückel Limiting Law
The theoretical relation predicting activity coefficients of ions in very dilute solution from their charge and the ionic strength.
Foundations of ChemistryDecantation
The separation of a liquid from a settled solid or a denser immiscible liquid by carefully pouring off the upper layer.