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Which electrolyte is used in Dennis meth...

Which electrolyte is used in Dennis method for the prepartion of fluorine ?

A

(1) `KHF_2` solution In anhydrous HF

B

(2) molten cryolite

C

(3) pure dry molten `KHF_2`

D

(4) none of these

Text Solution

Verified by Experts

The correct Answer is:
A
`KHF_2` solution in anhydrous HF.
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RESONANCE ENGLISH-P-BLOCK ELEMENTS (HALOGEN & NOBLE GASES)-APSP PART-1
  1. The manufature of fluorine is done by :

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  2. The catalyst used in the Deacon's process for the manufacture of chlor...

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  3. Which electrolyte is used in Dennis method for the prepartion of fluor...

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  4. Chlorine is liberted when we heat :

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  5. An easy way of obtaining Cl2 gas in the laboratory is :

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  6. When chlorine reacts with turpentine oil, the product formed is :

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  7. Which of the following does not decolouries iodine ?

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  8. In the reaction : 3Br(2)+6CO(3)^(2-)+3H(2)Orarr5Br^(-)+BrO(3)^(-)+6H...

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  9. A greenish yellow gas reacts with an alkali metal hydroxide to form a ...

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  10. Two gases X and Y bring about bleaching of flowers. X bleaches due to ...

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  11. Which of the following gases can be dired by concentrated H2SO4

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  12. Assertion: Conc. H(2)SO(4) cannot be used to prepare pure HBr from NaB...

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  13. Which of the following is the weakest acid?

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  14. Among the following which statement is not correct:

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  15. Order of boiling point is:

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  16. What is Euchlorine ?

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  17. Consider the oxy acids HClO(pi) series, here value of n is 1 to 4. the...

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  18. What happens when orthophosphoric acid is heated with nitric acid and...

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  19. The strongest acid amongst the following is :

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  20. Which of the following is not the characteristic of interhalogen compo...

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