Results for “pH”
7 terms
Foam
Solutions & Colligative Properties
nm
A colloidal system in which gas bubbles are dispersed throughout a liquid or solid medium.
Friedel–Crafts Reaction
Organic Chemistry
Dimensionless
The introduction of an alkyl or acyl group onto an aromatic ring using a Lewis acid catalyst.
ArH + RCl + AlCl₃ → ArR + HCl
f-Block Elements
Atomic Structure & Periodicity
Dimensionless
The lanthanides and actinides, in which electrons fill the f orbitals of the antepenultimate shell.
(n−2)f¹⁻¹⁴
First-Order Reaction
Chemical Kinetics & Catalysis
s⁻¹
A reaction whose rate is directly proportional to the concentration of a single reactant.
ln[A] = ln[A]₀ − kt
Free Radical Chain Mechanism
Chemical Kinetics & Catalysis
Dimensionless
A chain mechanism in which the propagating intermediates are species bearing unpaired electrons.
X· + RH → HX + R·
Frenkel Defect
States of Matter & Gas Laws
Dimensionless
A point defect in which an ion leaves its lattice site and lodges in a nearby interstitial position.
Froth Flotation
Inorganic & Coordination Chemistry
Dimensionless
A concentration method that separates minerals by exploiting differences in how readily their surfaces are wetted.