wiz-icon
MyQuestionIcon
MyQuestionIcon
5
You visited us 5 times! Enjoying our articles? Unlock Full Access!
Question

The equilibrium constant kp for the reaction
2SO2+O22SO3 is 2.5 atm1 . What would be the partial pressure of O2, if the equilibrium pressures of SO2 and SO3 are equal?

A
304 mm
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
30.4 mm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
0.04 mm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
760 mm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 304 mm
The equilibrium reaction is 2SO2+O22SO3
The expression for the equilibrium constant is Kp=[SO3]2[SO2]2[O2]
But [SO3]=[SO2] and Kp=2.5atm1
Substitute the values in the above expression.
2.5=[SO3]2[SO2]2[O2]=1[O2]
Thus [O2]=0.4=0.4×760=304mm

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