1.

Explain reactions of halogens with water.

Answer»
  • Halogens react with water forming halo acids and haloxyacids.
  • The reactivity decreases from fluorine to iodine. 
  • 2F2 + 2H2O → 4HF + O2
  • 3F2 + 3H2O → 6HF + O3
  • X2(g) + H2O(1) → HX(aq) + HOX (X = Cl, Br) 


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