Question

Example of douple displacement reaction

Answer 1

2KI + Pb(NO3)2 → PbI2 (s) + 2KNO3

and

HCl + NaOH → NaCl + H2O

Answer 2

BaCl2 + Na2SO4 ---> BaSO4 + 2NaCl

Barium chloride + Sodium sulphate ---> Barium Sulphate + Sodium Chloride

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