The following reactions (note that the arrows are pointing only one direction) can be used to prepare an activity series for the halogens:
Br2(aq)+2NaI(aq)⟶2NaBr(aq)+I2(aq)

Cl2(aq)+2NaBr(aq)⟶2NaCl(aq)+Br2(aq)
A) Predict whether a reaction will occur when elemental chlorine and potassium bromide are mixed.
Express your answer as a chemical equation.

B)Predict whether a reaction will occur when elemental iodine and lithium chloride are mixed.
Express your answer as a chemical equation.