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The manufacture of fluorine is done by...

The manufacture of fluorine is done by

A

heating anhydrous HF and `MnO_(2)`

B

electrolysis of aqueous HF

C

electrolysis of anhydrous HF mixed with `KHF_(2)`

D

heating a mixture of KF, `MnO_(2)` and conc. `H_(2)SO_4`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The main source of fluorine is the mineral

    A
    `Na_(2)AIF_(6)`
    B
    `CaF_(2).3Ca_(3)(PO_(4))_(2)`
    C
    `CaF_(2)`
    D
    `NaF`

  • A molecule of fluorine is formed by :

    A
    the axial p-p orbital overlap
    B
    the sidewise p-p orbital overlap
    C
    the axial s-s orbital overlap.
    D
    the axial s-p orbital overlap.

  • Fluorine is prepared by

    A
    Oxidation of `HF`
    B
    Electrolysis of `KF`
    C
    Electrolysis of fused `KHF_(2)`
    D
    Deomposition of `HgF_(2)`
    • RESONANCE-P BLOCK ELEMENTS-SINGLE CHOICE TYPE
    1. The manufacture of fluorine is done by

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    2. Which halogen oxidises water to liberate oxygen exothermally ?

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    3. Fluorine is obtained by the interaction of K2MnF6 with Lewis acid SbF5...

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    4. Which of the following statements is true ?

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

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    6. The catalyst used in Decons process is :

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

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

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    9. A dark violet solid X reacts with NH3 to form a mild explosive which d...

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    10. Chlorine is liberated, when we heat

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    11. Which of the following does not decolouries iodine ?

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    12. In the reaction 3Br(2) + 6CO(3)^(2-) + 3H(2)O to 5Br^(-) + 2BrO(3)^(...

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    13. A greenish yellow gas reacts with an alkin metal hydroxide to form a h...

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    14. The reaction of KMnO(4) and HCI results in:

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    15. Which one of the following halogen liberates oxygen, when passed throu...

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    16. H2SO4 cannot be used for obttaining HBr from KBr because :

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    17. Which of the following gases can be dried by conc. H2SO4 ?

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    18. ClO(2) reacts with water and alkali to give:

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

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    20. When chlorine is bubbled through aqueous solution of potassium iodide,...

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