g(s) + Zn2"(aq) Mg2"(aq) + Zn(s)

Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter13: Electrochemistry
Section: Chapter Questions
Problem 13.90PAE: A chemical engineering student is studying the effect of pH on the corrosion of iron. Ellie...
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Question 8
Which of the following reaction will be NONSPONTANEOUS?
A Cr20,2(aq) + 3H202(aq) + 8H (aq) 2Cr3*(aq) + 302(aq) + 7H20
B Br2(aq) + 21(aq) → I2(aq) + 2Br(aq)
2MNO4 (aq) + 2H20 + 6H"(aq) –
-sk30,(aq) + 2Mn² (aq)
+ 2MN2 (aq)
Mg(s) + Zn²"(aq) – Mg²*(aq) + Zn(s)
Transcribed Image Text:Question 8 Which of the following reaction will be NONSPONTANEOUS? A Cr20,2(aq) + 3H202(aq) + 8H (aq) 2Cr3*(aq) + 302(aq) + 7H20 B Br2(aq) + 21(aq) → I2(aq) + 2Br(aq) 2MNO4 (aq) + 2H20 + 6H"(aq) – -sk30,(aq) + 2Mn² (aq) + 2MN2 (aq) Mg(s) + Zn²"(aq) – Mg²*(aq) + Zn(s)
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