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Which of the following pairs will not fo...

Which of the following pairs will not form a buffer solution?

A

`NaH_(2)PO_(4)+Na_(3)PO_(4)`

B

`NaH_(2)PO_(4)+Na_(2)HPO_(4)`

C

`Na_(2)HPO_(4)+Na_(3)PO_(4)`

D

`H_(3)PO_(4)+Na_(3)PO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
a,d
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GRB PUBLICATION-IONIC EQUILIBRIUM-All Questions
  1. Which of the following increases with dilute at a given temperature?

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  2. Which of the following statements are correct at 25^(@)C ?

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  3. Which of the following pairs will not form a buffer solution?

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  4. The pH of a solution NaHSO(4)(K(a)=1.26xx10^(-2)) will :

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  5. A substance A(2)H(4) is dissolved in water to form aqueous K(b(1))=4xx...

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  6. To a saturated solution of AgCl containing sufficient amount of solid ...

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  7. K(w) of H(2)O at 373 K is 1xx10^(-12) Identify which of the following ...

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  8. The degree fo hydrolysis for a salt of strong acid and weak base

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  9. Which of the following is/are correct regarding buffer solution ?

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  10. A buffer solution can be prepared from a mixture of

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  11. Which of the following are true for an acid- base titration?

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  12. A solution containing a mixture of 0.05M NaCl and 0.05M NaI is taken (...

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  13. Choose the correct statement:

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  14. Which of the following can act as buffer ?

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  15. Which of the following will show common ion effect and form a buffer s...

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  16. If K(a(1))gtK(a(2)) of H(2)SO(4) are 10^(-2) and 10^(-6) respectively...

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  17. Which of the following solutions added to 1L of a 0.01 M CH(3)COOH sol...

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  18. Equal volumes of following solutions are mixed. In which case the pH o...

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  19. 100 mL of 0.5 M hydrazoic acid (N3H, Ka=3.6xx10^(-4)) and 400 mL of 0....

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  20. K(a) values for HA,HB and HD are 10^(-5), 10^(-7) and 10^(-9) respecti...

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