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In electrolytic refining, the crude meta...

In electrolytic refining, the crude metal is made………………

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Anode
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In electro-refining of metal the impure metal is made the anode and a strip of pure metal the cathode during the electrolysis of an aqueous solution of a complex metal salt. This method cannot be used for refining of:

In electrorefining process the impure metal is made as ____ .

In electrorefining process the impure metal is made as ____ .

Explain the electrolytic refining of a metal.

Explain the electrolytic refining of a metal.

Fill in the blanks : In the metallurgical processes for the electro refining of the metal, the anode is made of ………….. Metal.

Discuss electrolytic refining of copper.

During electrolyte refining of copper some metals present as impurity settle as "anode mud". These are

ARIHANT PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -ODISHA BUREAU.S TEXTBOOK SOLUTIONS (FILL IN THE BLANKS TYPE QUESTIONS )
  1. Sulphide ores are generally concentrated by

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  2. The process of heating ore in the absence or limited supply of air, is...

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  3. Roasting is heating of ore in presence of ……………… of air.

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  4. Minerals, from which metal can be extracted economically, are called …...

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  5. The art of extracting metals from their ores is called ……………

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  6. The process of removal of gangue or matrix from the ore is known as ……...

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  7. Coke used during smelting of iron acts as fuel as well as ……………… agen...

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  8. Substance used during smelting to remove gangue in the form of slag, i...

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  9. The flux combines with the gangue to form fusible mass, called…………..

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  10. The process of purification of metals to get extra-pure metals is know...

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  11. Highly electropositive metals such as alkaline earth's are extracted b...

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  12. In electrolytic refining, the crude metal is made………………

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  13. Reduction of metal oxides by aluminium metal is called………..

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  14. During carbon reduction process, an additional substance added to get ...

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  15. The flux combines with the gangue to form fusible mass, called…………..

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  16. Calcination helps to remove ……….. And ……….

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  17. Na//Hg is prepared in order to decrease the…………... It is also used as ...

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