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Silver is displaced when zinc is added t...

Silver is displaced when zinc is added to aqueous sodium argento cyanideThis method of extracting silver is an example for

A

Leaching

B

Hydro metallurgy

C

Pyrometallurgy

D

Liquition

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The correct Answer is:
B
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The method to extract silver from its ore

What takes place when zinc metal is added to an aqueous solution containing magnesium nitrate and silver nitrate ? 1. Zn is oxidised 2. Mg^(2+) is reduced 3. Ag^(+) is reduced 4. No reaction takes place

What takes place when zinc metal is added to an aqueous solution containing magnesium nitrate and silver nitrate? (P). Zn is oxidized (Q). Mg^(2+) is reduced. (R). Ag^(+) is reduced. (S). No reaction takes place.

NARAYNA-METTALURGY-Extraction of metals
  1. Carbon cannot be used to reduce

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  2. Hydro metallurgy is used in the extraction of

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  3. Silver is displaced when zinc is added to aqueous sodium argento cyani...

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  4. Aluminium is obtained by the electrolysis of pure of Al(2)O(3) dissolv...

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  5. In the metallurgy of Fe, when CaCo(3) is added to blast furnace, calci...

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  6. Electrochemical process (electrolysis of fused salt) is empolyed to ex...

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  7. A mixture of haematite, coke and limestone on heating in blast furnace...

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  8. In the extraction of iron from haematitie, the charge used is haematit...

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  9. The slag formed in the blast furnace during the extraction of iron fro...

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  10. The iron formed in blast furnace is calle d

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  11. The most impure form of iron is

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  12. The copper metal is extracted from its

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  13. In the extraction of copper, the slag formed in the blast furnace is

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  14. In the extraction of Cu from its sulphide ore, the metal is formed by ...

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  15. Blister Cu is about

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  16. The impurity present in Blister copper is

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  17. Belgian process is used for the extraction of

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  18. Which of the following method is not used for the concentration of bau...

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  19. Name the method used for the purification of red bauxite where the fo...

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  20. When Bauxite is heated with NaOH solution, the water soluble compound ...

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