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Test: Buffer solutions, Salt Hydrolysis - JEE MCQ


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10 Questions MCQ Test Chemistry for JEE Main & Advanced - Test: Buffer solutions, Salt Hydrolysis

Test: Buffer solutions, Salt Hydrolysis for JEE 2024 is part of Chemistry for JEE Main & Advanced preparation. The Test: Buffer solutions, Salt Hydrolysis questions and answers have been prepared according to the JEE exam syllabus.The Test: Buffer solutions, Salt Hydrolysis MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Buffer solutions, Salt Hydrolysis below.
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Test: Buffer solutions, Salt Hydrolysis - Question 1

Fixed volume of benzoic acid solution is added into sodium benzoate solution and formed a , resultant acidic buffer solution. If of this buffer solution is then find added volume of benzoic acid –

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Test: Buffer solutions, Salt Hydrolysis - Question 2

Assuming that the buffer in the blood Calculate the ratio of conjugate base to acid necessary to maintain blood at its proper of

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with forms


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Test: Buffer solutions, Salt Hydrolysis - Question 3

In a buffer solution having equal concentrations of and HB the value of for is . The pH of buffer solution is

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For acidic buffer pH can be find out as follows

As here
So

As
As

Test: Buffer solutions, Salt Hydrolysis - Question 4

For preparing a buffer solution of by mixing sodium acetate and acetic acid, the ratio of the concentration of salt and acid should be

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must be 1. or

Test: Buffer solutions, Salt Hydrolysis - Question 5
What will be the ion concentration in a solution prepared by mixing of , of and of ?
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Test: Buffer solutions, Salt Hydrolysis - Question 6

The dissociation constant of a weak acid is 1 × 10−4. In order to prepare a buffer solution with a pH = 5 the [Salt] /[Acid] ratio should be

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Given,

Now from Handerson equation
Putting the values

Taking antilog Salt Acid

Test: Buffer solutions, Salt Hydrolysis - Question 7

Calculate the of aqueous solution of , the of is

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is a salt of strong base and weak acid ;

for

Test: Buffer solutions, Salt Hydrolysis - Question 8

What is the percentage hydrolysis of in solution when the dissociation constant for is and

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.

Test: Buffer solutions, Salt Hydrolysis - Question 9

Given: Kb (dimethylamine) = 7.4 × 10−4M. A buffer is made by mixing (CH3)2NH and (CH3)2NH2Cl. The range of buffer to which this buffer can be used is

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Buffer range is to , i.e. to

Test: Buffer solutions, Salt Hydrolysis - Question 10

If and , the of solution at will be

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