CBSE Class 10 Science 2018 Solved Paper

Question : 23 of 27

Marks: +1, -0

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

Solution:

{ {\Na}_2 {\SO}_4(\aq.)}↙{\text "Sodium sulphate"} + {{\BaCl}_2 (\aq.) }↙{\text "Barium chloride"} → {{\BaSO}_4 ↓ (s) }↙{\text "Barium sulphate"} +2{ {\NaCl} (\aq.)}↙{\text "Sodium chloride"}

It is an example of double displacement reaction.

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