Arrhenius is a lunar impact crater that is located just on the far side of the Moon, near the southwest limb. In this location the vicinity of the crater can be viewed during favorable librations, although it is viewed from on edge. To the south-southeast is the worn Blanchard crater, and De Roy crater lies further to the west.

Swedish chemist and chemist noted for his theory of chemical dissociation (1859-1927)

A model used for user-defined parts in the Relex Reliability Prediction Software. The Arrhenius equation models the effect of temperature on reliability.