the hydrolysis of ester was carriecout separately with0.05M HCl and 0.05M H2SO4.which one of the following is true and why?
a)K(HCl)>K(H2SO4)
b)K(HCl)>K(H2SO4)
C)K(HCl)=K(H2SO4)
d)K(HCl)=0.5K(H2SO4)

Asked by Malavika Umesh | 21st Jun, 2014, 08:08: PM

Expert Answer:

Correct option : kHCl < k H2SO4

For hydrolysis of an ester kapp = ktrue [H+]

Since [H+] in HCl is smaller than in H2SO4.

It follows that (kapp)HCl <(kapp)H2SO4

Answered by Vaibhav Chavan | 23rd Jun, 2014, 12:43: PM