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When a salt of weak acid and weak base i...

When a salt of weak acid and weak base is dissolved in water, the pH of the resulting solution will be :

A

7

B

depends on the value of `K_a and K_b`

C

less than 7

D

greater than 7

Text Solution

Verified by Experts

The correct Answer is:
B
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Salts Of Weak Acid And Weak Bases

12.2 gm of sodium salt of weak monbasic acid (K_(a)=10^(-6)) is dissolved in 100 ml of water and pH of resulting solution is found to be 10 at 25^(@) C. Then whichg of the following is corrrect?

Knowledge Check

  • When a salt of a weak acid and a weak base is dissolved in water at 25^@C, the pH of the resulting solution will always

    A
    be 7
    B
    be greater than 7
    C
    be less than 7
    D
    depend upon `K_a and K_b` values

  • A salt of weak acid and weak base undergoes

    A
    Only cationic hydrolysis
    B
    Only anionic hydrolysis
    C
    Both cationic and anionic hydrolysis
    D
    Neither cationic nor anionic hydrolysis

  • Aqueous solution of weak acid and weak base is

    A
    Acidic
    B
    Basic
    C
    Neutral
    D
    Either acidic or basic

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