In Arrhenius plot, intercept is equal to
- $\frac{-\mathrm{E}_{\mathrm{a}}}{\mathrm{R}}$
- $\ln \mathrm{A}$
- $\ln \mathrm{K}$
- $\log _{10} A$
Solution
$k=A \cdot e^{-E_{a} / R T}$
where $k=$ rate constant
or $\ln k=\ln A-\frac{E_{a}}{R T}$
$A=$ frequency factor
$E_{a}=$ Energy of activation.
Asked in: JEE-TOPICTESTS-CHEMISTRY