wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

For the cell reaction,

Cu2+(aq)(c2)+Zn(s)Zn2+(aq)(c1)+Cu(s),

the change in free energy (ΔG) at a given temperature is a function of:

A
In c1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
In (c2/c1)
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
In (c1+c2)
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
In c2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A In (c2/c1)
According to Nernst equations,
E=Eo0.0591nlogQ

Ecell=Eocell0.0592log[Zn2+][Cu2+]
Also,

ΔG=nEF=nEoFRTln[Cu2+][Zn2+]
ΔG is function of ln(c2/c1)

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Nernst Equation
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon