1.

Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain: (i) Sodium sulphate (ii) Copper sulphate (iii) Iron (iv) Zinc carbonate Dilute sulphuric acid, Copper, Iron, Sodium, Zinc, Copper carbonate, Sodium carbonate

Answer»

SOLUTION :(i) `UNDERSET("SODIUM carbonate")(Na_(2)CO_(3))+underset("Dil sulphuric acid")(H_(2)SO_(4))tounderset("Sodium sulphate")(Na_(2)SO_(4))+underset("Carbon dioxide")(CO_(2))+underset("Water")(H_(2)O)`
(ii) `underset("Copper carbonate")(CuCO_(3))+underset("Sulphuric acid")(H_(2)SO_(4))tounderset("Copper sulphate")(CuSO_(4))+underset("Carbon dioxide")(CO_(2))+underset("Water")(H_(2)O)`
(iii) `underset("Iron")(Fe)+underset("Sulphuric acid")(H_(2)SO_(4))tounderset("Iron(II) sulphate")(FeSO_(4))+underset("Hydrogen")(H_(2))`
(iv) (a) `underset("Zinc")(Zn)+underset("Sulphuric acid")(H_(2)SO_(4))tounderset("Zinc sulphate")(ZnSO_(4))+underset("Hydrogen")(H_(2))`
(b) `underset("Sodium carbonate")(Na_(2)CO_(3))+underset("Zinc sulphate")(ZnSO_(4))tounderset("Zinc carbonate")(ZnSO_(3))+underset("Sodium sulphate")(Na_(2)SO_(4))`


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