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Which of the following is wrong ?...

Which of the following is wrong ?

A

At any temperature `P^(H) ` of water is exactly equal to 7

B

At` 25^(@) C ,` the `P ^(H) ` of an acid is less than 7

C

At `25 ^(@) C , `the `p^(H) ` of a base is greater than 7

D

At `25 ^(@) C ` , the `P^(OH) ` of water is equal to 7

Text Solution

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The correct Answer is:
A
pH depends on T
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AAKASH SERIES-IONIC EQUILIBRIUM -PRACTICE SHEET (EXERCISE -II LEVEL -I (MAIN) (Straight Objective Type Questions))
  1. P^(H) of a solution is independent of

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

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  3. Which of the following is wrong ?

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

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

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

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

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

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  9. The pH of a 0.005 M H2SO4 solution is

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

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

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

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

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

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  15. 50 ml of H(2),O is added to 50 ml of 1xx 10^(-3) M barium hydroxide so...

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  16. When 100 ml of N/10 NaOH are added to 50 ml of N/5 HCI, the P^(H) of ...

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  17. The P^(H) of HCI is 5. It is diluted by 1000 times. Its P^(H) will be

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  18. Ostwald dilution law is applicable to

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  19. Which of the following is a strong electrolyte

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  20. Which of the following does not affect the degree of ionisation?

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