Qualitative Analysis - Result Question 23

####23. For the equilibrium, 2H2OH3O++OH, the value of ΔG at 298K is approximately (2019 Main 11 Jan II)

(a) 80kJmol1

(b) 100kJmol1

(c) 80kJmol1

(d) 100kJmol1

Objective Questions II

(One or more than one correct option)

Show Answer

Solution:

  1. We know that,

ΔG=2.303RTlogK

Also, given equilibrium is

2H2OH3O++OH [H+][OH]=1014 or K=1014 ΔG=2.303×8.314JK1mol1×298K×log1014 = =79881.8Jmol1=79.8kJ80kJmol1



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक