# Heterolysis of propane gives (A) methyl and ethyl free radical (B) methylium and ethyl free radical (C) methyl anion and ethylium cation (D) methylium and ethylium cation

methyl anion and ethylium cation

Heterolytic fission results in the formation of two different chemical species in the sense that one is a cation and the other an anion

Hence, the correct option is (C)