• Brainly User

This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Chemical reaction in which a less reactive element is replaced in a compound by a more reactive one.

Whereas in Double displacement reaction two compounds exchange bonds or ions in order to form different compounds.