1.

Write the reactions of the following with concentrated H2SO4 :(i) NaCl (ii) KNO3(iii) CaF2

Answer»

(i) NaCl + H2SO4conc. → NaHSO4 + HCl 

(ii) 2KNO3 + H2SO4conc. → K2SO4 + 2HNO3

(iii) CaF2 + H2SO4conc  → CaSO4 + 2HF.



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