Preferred Label : thickness of reaction layer;
Detailed label : thickness of reaction layer in electrochemistry;
IUPAC definition : When a kinetic current flows, the concentrations of the electroactive substance B
and its precursor C at very small distances from the electrode surface are influenced
both by mass transfer and by the finite rate of establishment of the chemical equilibrium.
As the distance from the electrode surface increases, the chemical equilibrium is
more and more nearly attained. The thickness of the reaction layer is the distance
from the electrode surface beyond which deviations from the chemical equilibrium between
C and B are taken to be negligibly small.;
Origin ID : T06344;
See also
When a kinetic current flows, the concentrations of the electroactive substance B
and its precursor C at very small distances from the electrode surface are influenced
both by mass transfer and by the finite rate of establishment of the chemical equilibrium.
As the distance from the electrode surface increases, the chemical equilibrium is
more and more nearly attained. The thickness of the reaction layer is the distance
from the electrode surface beyond which deviations from the chemical equilibrium between
C and B are taken to be negligibly small.
