What is observed when a solution of sodium sulphate is added to a solution of barium chloride

What is observed when a solution of sodium sulphate is added to a solution of barium chloride taken in a test tube ? Write equation for the chemical reaction involved and name the type of reaction in this case. 

Answer

White precipitate is observed

Na₂SO₄ (aq) + BaCl₂ (aq) → BaSO₄ (s) + 2NaCl (aq)

Double displacement reaction