Answer the next 2 questions for the electrolysis of molten chromium bromide (CrBr3) as seen in the diagram below.1) Identify the reaction that occurs at the anode and the cathode.(Pick one) anode: _________A) Cr ---> Cr3+ + 3 e-B) Cr3+ + 3 e- ---> CrC) 2 Br- ---> Br2 + 2 e-D) Cr3+ ---> Cr + 3 e-E) 2 Br- + 2 e- ---> Br2F) Br2 +2 e- ---> 2 Br--------(Pick one) cathode: _________A) Cr ---> Cr3+ + 3 e-B) Cr3+ + 3 e- ---> CrC) 2 Br- ---> Br2 + 2 e-D) Cr3+ ---> Cr + 3 e-E) 2 Br- + 2 e- ---> Br2F) Br2 +2 e- ---> 2 Br-~~~~~~~~2) Determine the minimum voltage that must be applied to a cell containing molten CrBr3 in order for electrolysis to occur._______ V VoltagesourcePorous screenAnodeCathodeMolten CrBr3

Given: Electrolysis of molten chromium bromide CrBr3. To find: Reactions at the cathode and anode.…

Answered: Answer the next 2 questions for the…

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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Answer the next 2 questions for the electrolysis of molten chromium bromide (CrBr₃) as seen in the diagram below.
1) Identify the reaction that occurs at the anode and the cathode.

(Pick one) anode: _________
A) Cr ---> Cr³⁺ + 3 e^-
B) Cr³⁺ + 3 e^- ---> Cr

C) 2 Br^- ---> Br₂ + 2 e^-

D) Cr³⁺ ---> Cr + 3 e^-

E) 2 Br^- + 2 e^- ---> Br₂

F) Br₂ +2 e^- ---> 2 Br^-

^-------

(Pick one) cathode: _________

A) Cr ---> Cr³⁺ + 3 e^-
B) Cr³⁺ + 3 e^- ---> Cr

C) 2 Br^- ---> Br₂ + 2 e^-

D) Cr³⁺ ---> Cr + 3 e^-

E) 2 Br^- + 2 e^- ---> Br₂

F) Br₂ +2 e^- ---> 2 Br^-

~~~~~~~~
2) Determine the minimum voltage that must be applied to a cell containing molten CrBr₃ in order for electrolysis to occur.

_______ V

Voltage
source
Porous screen
Anode
Cathode
Molten CrBr3

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