1.

Potassium iodide +bromine

Answer» They undergo a displacement reaction where a more reactive halogen in this case bromine displaces an iodide from its salt.Br2(l) + 2 KI(aq) → 2 KBr(aq) + I2In this reaction, the solution will have a slight change in color to a different shade of Brown since Bromine and Iodine solution are both in a different shade of brown.


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