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The P^(H) of 10^(-3) M mono acidic base...

The `P^(H)` of `10^(-3)` M mono acidic base, if it is 1% ionised is

A

5

B

8

C

3

D

9

Text Solution

Verified by Experts

The correct Answer is:
D
` alpha =0.01 = 10 ^(-2) rArr [OH^(-)] =C .alpha =10 ^(-3) xx 10 ^(-2) `
` = 10 ^(-5) rArr pOH =5, pH =9`
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AAKASH SERIES-IONIC EQUILIBRIUM -PRACTICE SHEET (EXERCISE -II LEVEL -I (MAIN) (Straight Objective Type Questions))
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  2. The P^(H) of a weak mono basic acid is 5. The degree of ionisation of...

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  3. The P^(H) of 10^(-3) M mono acidic base, if it is 1% ionised is

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  4. The first and second dissociation constants of an acid H(2)A are 10^(-...

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  5. The value of ionic product of water increases with increase in

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  7. At 100^(@) C, the value of P^(kw) is

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  8. Which of the following is wrong ?

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  9. If the ionic product of water (K(w) ) is 1.96 xx 10^(-14) at 35^(circ)...

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  10. At 25^(0)C, the hydroxyl ion concentration of a basic solution is 6.75...

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  11. At certain temperature the K(w) of D(2),O is 10^(=-16) M. Then the pD ...

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  12. One litre of water contains 10^(-7) "moles of " H^(+) ions . Degree ...

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  13. The [OH^(-)] of a solution is 10^(-10) Its pH is

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  14. The pH of a 0.005 M H2SO4 solution is

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  15. The P^(H) of a solution is 3.602. Its H^(+) ion concentration is

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  16. The ionic product of water is 10^(-14), The H^(+) ion concentration in...

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  17. What is the pH of a solution obtained by dissolving 0.0005 mole of the...

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  18. The P^(H) of a I lit solution is 2. It is diluted with water till its ...

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  19. The P^(H) of solution is 9. It is times more basic than a solution wi...

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  20. 50 ml of H(2),O is added to 50 ml of 1xx 10^(-3) M barium hydroxide so...

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