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Addition of an aqueous solution of ZnSO...

Addition of an aqueous solution of `ZnSO_(4)` to an aqueous solution of `BaCl_(2)` is an example of `……………..` reaction.

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`underset("chloride")underset("Barium")(BaCl_(2_((aq))))+underset("sulphate")underset("zinc")(ZnSO_(4_((aq))))rarrunderset("sulphate")underset("Barium")(BaSO_(4))darr+underset("chloride")underset("zinc")(ZnCl_(2_((aq))))`
Barium chloride reacts with zinc sulphate to form a white precipitate of barium sulphate to dorm a white precipitate of barium sulphate. white precipitate if formed by exchange of ions `Ba^(++)andSO_(4)^(--)` between the reactants.
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