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In the reverberatory furnace :...

In the reverberatory furnace :

A

The flames donot come in contact with the charge

B

The flames come in contact with the charge

C

Only hot gases come in contact with the charge

D

The flames are not there at all

Text Solution

Verified by Experts

The correct Answer is:
C
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MBD PUBLICATION-GENERAL PRINCIPLES OF ISOLATION OF ELEMENTS-QUESTION BANK
  1. Liquid crystals are best used in :

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  2. The existence of two or more crystalline forms of the same substance i...

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  3. In the reverberatory furnace :

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  4. Two compounds having the same crystal structures and analogous formula...

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  5. Which metal is extracted by electrolytic reduction ?

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  6. Refractory materials are used for the construction of furnaces because...

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  7. Roasting is generally done in case of :

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  8. Cupellation process is used in he metallurgy of :

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  9. Crystalline metal can be transformed into metallic glass by :

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  10. An alloy is :

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  11. The electrolytic method of reduction is employed for the preparation o...

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  12. Electrometallurgical process ( electrolysis of fused salt) is employed...

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  13. The metalloid amongst the following is:

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  14. When limestone is heated, carbon dioxide is given off. This operation ...

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  15. The salt which least likely to be found in minerals is

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  16. The role of calcination in metallurgical operations is:

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  17. Which metal cannot be extracted by carbon reduction process?

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  18. Hydrometallurgy is useful in the extraction of:

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  19. In electro-refining of metal the impure metal is made the anode and a ...

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  20. In the froth floatation process of concentration of ores, the ore part...

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