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Sulphide ores are common for the metals...

Sulphide ores are common for the metals

A

Ag , Cu and Pb

B

Ag , Cu and Sn

C

Ag , Mg and Pb

D

Al , Cu and Pb

Text Solution

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The correct Answer is:
C
Sulphide ore are common for Ag (silver glance : `Ag_(2)S` , Cu (copper pyrites : `CuFeS_2` and Pb (galena, Pbs ) .
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DINESH PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS.
  1. Which of the following pairs of metals is purified by Van Arkel method...

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  2. Heating mixture of Cu(2)Oand Cu(2)S will give

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  3. During electrolytic refining of copper some metals , present as impuri...

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  4. Aluminium is extracted from Alumina (Al(2)O3 ) by electrolysis of a mo...

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  5. In the extraction of copper from its sulphide ore, the metal is finall...

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  6. Which method of purification is represented by the following equation ...

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  7. Identify the alloy containing a non metal as a constitunt in it

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  8. the carbon based reduction method is not used for extraction of

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

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

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  11. Extraction of metal from the ore cassiterite involves

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  12. Which method of purification is represented by the following equation ...

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  13. Which ore of the following is a mineral of iron ?

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  14. Aluminium is extracted from Alumina (Al(2)O3 ) by electrolysis of a mo...

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  15. In the extraction of copper from its sulphide ore, the metal is finall...

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  16. Identify the alloy containing a non metal as a constituent in it

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  17. Roasting of sulphides gives the gas X as a byproduct . This is a colou...

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  18. Sulphide ores are common for the metals

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  19. Vapour phase refining for the purification of

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  20. Aluminium is used in the extraction of

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