Arrhenius plot
E562315
An Arrhenius plot is a graph of the logarithm of a reaction rate (or related quantity) versus the inverse of temperature, used to determine activation energy and study temperature dependence in chemical kinetics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Arrhenius plot canonical | 1 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
data visualization technique
ⓘ
graphical method in chemical kinetics ⓘ |
| appliesTo |
chemical reaction rate constants
ⓘ
diffusion coefficients ⓘ electrical conductivity ⓘ enzyme kinetics ⓘ polymer degradation rates ⓘ rate processes in solids ⓘ relaxation times ⓘ viscosity ⓘ |
| assumes |
Arrhenius temperature dependence
ⓘ
single dominant activation energy ⓘ |
| basedOn | Arrhenius equation NERFINISHED ⓘ |
| hasDependentVariable |
rate-related quantity
ⓘ
reaction rate constant ⓘ |
| hasIndependentVariable |
Kelvin temperature
ⓘ
absolute temperature ⓘ temperature ⓘ |
| hasXAxis |
1/T
ⓘ
inverse temperature ⓘ |
| hasYAxis |
ln(k)
ⓘ
log10(k) ⓘ logarithm of rate constant ⓘ |
| interceptRepresents |
ln(A)
ⓘ
log10(A) ⓘ |
| namedAfter | Svante Arrhenius NERFINISHED ⓘ |
| parameterExtracted |
activation energy
ⓘ
pre-exponential factor ⓘ |
| relatedConcept |
Arrhenius equation
NERFINISHED
ⓘ
Eyring plot NERFINISHED ⓘ activation energy ⓘ temperature dependence of rate constants ⓘ transition state theory ⓘ |
| reveals |
changes in mechanism with temperature
ⓘ
deviations from Arrhenius behavior ⓘ multiple linear regions indicating different regimes ⓘ |
| slopeRepresents | -Ea/R ⓘ |
| typicalForm |
ln(k) versus 1/T
ⓘ
log10(k) versus 1/T ⓘ |
| usedFor |
determining activation energy
ⓘ
extracting pre-exponential factor ⓘ linearizing the Arrhenius equation ⓘ studying temperature dependence of reaction rates ⓘ testing Arrhenius behavior of a process ⓘ |
| usedIn |
biochemistry
ⓘ
chemical engineering ⓘ geochemistry ⓘ materials science ⓘ physical chemistry ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.