Terms starting with S
104 terms · page 5 of 5
Successive Ionisation Energies
The series of energies required to remove electrons one after another from the same atom.
Acids, Bases & SaltsSuperacid
An acid stronger than pure sulfuric acid, capable of protonating species normally regarded as completely non-basic.
States of Matter & Gas LawsSupercritical Fluid
A substance held above both its critical temperature and critical pressure, where liquid and gas phases are indistinguishable.
Solutions & Colligative PropertiesSupersaturated Solution
An unstable solution containing more dissolved solute than the equilibrium solubility at that temperature.
States of Matter & Gas LawsSurface Tension
The energy required to increase the surface area of a liquid by unit amount, arising from unbalanced intermolecular forces at the surface.
Thermochemistry & ThermodynamicsSurroundings
Everything outside the chosen system with which it can exchange energy or matter.
Thermochemistry & ThermodynamicsSystem
The specific part of the universe chosen for thermodynamic study, separated from everything else by a real or imaginary boundary.
Analytical Chemistry & SpectroscopySystematic Error
An error that shifts every result in the same direction by a similar amount.