Question

what is mean by double displacement reaction ?​

Answer 1

double displacement reaction :-

double displacement reaction :- the reaction in which the ions in the reactants are exchanged to form a precipitate arr called double displacement reaction .

Answer 2

A double displacement reaction is a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products. For example, Na2S+2HCl→2NaCl+H2S.