Question

Q.4.write down the difference between-
Displacement and double Displacement reactions​

Answer 1

Displacement reactions :when a less reactive element is displaced by a more reactive element that is called Displacement reaction .

Ex.CuSO4 +Fe ------->Cu +FeSo4

Double Displacement reaction : Such reactions in which there is exchange of ions between the products is called Double Displacement Reaction .

Ex.Na2So4 +BaCl2 -------->2NaCl +BaSo4