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Which one of the following sulphide ores...

Which one of the following sulphide ores is concentrated by chemical leaching ?

A

Sphalerite

B

Argenitite

C

Galena

D

Copper pyrite

Text Solution

Verified by Experts

The correct Answer is:
2
Argentile is `Ag_(2)S`.
`Ag_(2)S+4NaCNrarr 2Na[Ag(CN)_(2)]+Na_(2)S`
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RESONANCE-METALLURGY-INORGANIC CHEMISTRY(Metallurgy)
  1. Gravity separation methode is based upon :

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  2. Sulphide ores are generally concentrated by the :

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  3. Which one of the following sulphide ores is concentrated by chemical l...

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  4. NaCN is sometimes added in the froth flotation process as a depressant...

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  5. Which of the following process is related with the removal of sulphur ...

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  6. Consider the following statements . Roasting is carried out to : (i...

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  7. Main source of lead is galena (PbS). It is converted to Pb by : S...

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  8. The chemical composition of " slag " formed during the smelting proces...

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  9. Pb and Sn are extracted from their chief ore by :

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  10. Poling process :

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  11. In the process of extraction of gold. Roasted gold ore +CN^(-)+H(2)O...

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  12. In electrorefining, the impure metal is made .

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

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  14. Which of the following process is used in the extractive metallurgy of...

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  15. Which metal is extracted using a hyddrometallurgical process involving...

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  16. Bessemer converter is used for Atomic nos, Mn = 25, Fe = 26, Co = 27...

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  17. The process of zone refining is used for :

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  18. On the basis of ellingham diagram which of the following is not correc...

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  19. Which does not represent correct method ?

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  20. Select correct statement

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