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Which of the following aqueous solution ...

Which of the following aqueous solution will have a `pH` less than `7.0 ?

A

`KNO_(3)`

B

`NaOH`

C

`FeCl_(3)`

D

`NaCN`

Text Solution

Verified by Experts

The correct Answer is:
C
`Fe^(3+)` ions are hydrolysed to develop acidic nature.
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A2Z-IONIC EQUILIBIUM-Salt Hydrolysis
  1. Which is the correct alternate for hydrolysis constant of NH(4)CN?

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  2. Which one of the following salt is most acidic in water?

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  3. Which of the following aqueous solution will have a pH less than 7.0 ?

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  4. Hydrolysis constant for a salt of weak acid and weak base would be

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  5. Which of salt will give basic solution on hydrolysis?

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  6. Which salt can be classified as an acid salt?

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  7. HA is a weak acid and BOH is a weak base. For which of the following s...

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  8. pH of water is 7. When a substance Y is dissolved in water, the pH bec...

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  9. Which is a basic salt

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  10. The pH of 0.02 M NH(4)Cl (aq) (pK(b)=4.73) is equal to

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  11. 100 ml of 0.1 M CH(3)COOH are mixed with 100ml of 0.1 M NaOH, the pH o...

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  12. A compound whose aqueous solution will have the highest pH

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  13. Baking soda is

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  14. Which one of the following substances will be a mixed salt?

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  15. 0.5 M ammonium benzoate is hydrolysed to 0.25 precent, hence its hydro...

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  16. The compound whose 0.1 M solution is basic is

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  17. A weak base, B, has basicity constant K(b)=2xx10^(-5). The pH of any s...

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  18. Which of the following will not be hydrolysed?

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  19. In hydrolysis of a salt of weak acid and strong base, A^(-)+H(2)OhArrH...

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  20. Which of the following 0.1 M solution will contain the largest concent...

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