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Which of the following faction is of no...

Which of the following faction is of no significance for roasting sulphide ores to the oxide and not subjecting the sulphide ores in carbon reduction directly ?

A

`CO_2`is more volatile than `CS_2`

B

Metal sulphides are thermodynamically more stable than `CS_2`

C

Metal sulphides are less stable than the corresponding oxides.

D

`CO_2` is thermodynamically more stable than `CS_2`

Text Solution

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The correct Answer is:
B
Metal sulphides are thermodynamically more stable than `CS_2`
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DISHA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE -1: CONCEPT APPLICATOR
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  2. By which process Pb and Sn are extracted respectively are:

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  3. Which of the following faction is of no significance for roasting sul...

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  5. Sulphide ores of metals are usually concentrated by both floatation pr...

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  6. Calcination is the process in which

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  7. Extraction of zinc from zinc blende is achieved by

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  8. In froth flotation process many chemicals (frother, collector, activat...

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  9. In the metallurgy of Zn the Zn dust obtained from roasting and reducti...

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  10. A sulphide ore is first converted into its oxide before reduction. Thi...

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  11. Carbon and CO gas are used to reduce which of the following pairs of m...

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  12. While extracting an element from its ore, the ore is grind and leached...

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  13. Consider the following statements - In the aluminothermite process,...

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  14. Which statement is correct?

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  15. Aluminium is prepared in large quantities by

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  16. The incorrect statement among the following is

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  17. Select the property which forms the basis of hydrometallurgical proces...

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  18. which of the following electronts is present as the impurity to the m...

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  19. Which of the following pairs of metals uis purified by van arkel meth...

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  20. The following reaction take place in the blast in the proparation of i...

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