In Arrhenius equation $\mathrm{K}={\mathrm{Ae}}^{-{\mathrm{E}}_{\mathrm{a}}/\mathrm{RT}}$, the quantity ${\mathrm{e}}^{-{\mathrm{E}}_{\mathrm{a}}/\mathrm{RT}}$ is referred as

      ${\mathrm{e}}^{-{\mathrm{E}}_{\mathrm{\alpha }}/\mathrm{RT}}\text{ is the Boltzmann factor. }$

In the Arrhenius equation $\mathrm{K}={\mathrm{Ae}}^{-{\mathrm{E}}_{\mathrm{a}}/\mathrm{RT}}$, the quantity ${\mathrm{e}}^{-{\mathrm{E}}_{\mathrm{a}}/\mathrm{RT}}$ is referred as Boltzmann factor.