Equilibrium Question 287

Question: A weak acid HX has the dissociation constant 1×105M . It forms a salt NaX on reaction with alkali. The degree of hydrolysis of 0.1 M solution of NaX is [IIT JEE Screening 2004]

Options:

A) 0.0001%

B) 0.01%

C) 0.1%

D) 0.15%

Show Answer

Answer:

Correct Answer: B

Solution:

X+H2OHX+OH

Kh=1014105 so h=109101=104

100×104=102 So, 0.01%.



NCERT Chapter Video Solution

Dual Pane