Iron(II) ion is oxidized by chlorine in aqueous solution, the overall equation being 2 Fe2+ + Cl2 →2 Fe³* + 2 Cl- It is found experimentally that the rate of the overall reac- tion is decreased when either the iron(III) ion or the chloride-ion concentration is increased. Which of the fol- lowing possible mechanisms is consistent with the experi- mental observations? (a) (1) Fe²* + Cl, 2 Fe* + Cl¯ + Cl k-1 (rapid equilibrium) (2) Fe²+ + CI ka Fe+ + CI" (negligible reverse rate) ks (b) (3) Fe²* + Cl2 - Fe(IV) + 2 CI¯ (rapid equilibrium) (4) Fe(IV) + Fe²+ 2 Fe+ (negligible reverse rate) where Fe(IV) is Fe in the (+IV) oxidation state.

Iron(II) ion is oxidized by chlorine in aqueous solution, the overall equation being 2 Fe2+ + Cl2 →2 Fe³* + 2 Cl- It is found experimentally that the rate of the overall reac- tion is decreased when either the iron(III) ion or the chloride-ion concentration is increased. Which of the fol- lowing possible mechanisms is consistent with the experi- mental observations? (a) (1) Fe²* + Cl, 2 Fe* + Cl¯ + Cl k-1 (rapid equilibrium) (2) Fe²+ + CI ka Fe+ + CI" (negligible reverse rate) ks (b) (3) Fe²* + Cl2 - Fe(IV) + 2 CI¯ (rapid equilibrium) (4) Fe(IV) + Fe²+ 2 Fe+ (negligible reverse rate) where Fe(IV) is Fe in the (+IV) oxidation state.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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