In a double displacement reaction such as the reaction between sodium sulphate solution and barium chloride solution :(A) exchange of atoms takes place.(B) exchange of ions takes place.(C) a precipitate is produced.(D) an insoluble salt is produced.The correct option is :

In a double displacement reaction such as the reaction between sodium

1.	In a double displacement reaction such as the reaction between sodium sulphate solution and barium chloride solution :(A) exchange of atoms takes place.(B) exchange of ions takes place.(C) a precipitate is produced.(D) an insoluble salt is produced.The correct option is :
Answer» (B) and (D) (A) and (C) only (B) (B), (C) and (D) SOLUTION :Exchange of IONS, precipitate and insoluble salt is produced.