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Precht’s process is used to prepare (A) Na 2 CO 3 (B) K 2 CO 3 (C) Li 2 CO 3 (D) BaCO 3



Precht’s process is used to prepare   


        (A)    Na2CO3


        (B)    K2CO3  


        (C)    Li2CO3  


(D)    BaCO3


Grade:upto college level

1 Answers

Simran Bhatia
348 Points
7 years ago

        KCl + 3MgCO3 + CO2 + 9H2O ® 2[MgCO3.KHCO3.4H2O] + MgCl2

                                                           Double salt

 

                                                 Δ

        2[MgCO3.KHCO3.4H2O]  ------>  2MgCO3 + K2CO3 + CO2 + 9H2O

                                             H2O

                                             Pressure

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