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Process of removing layers of basic oxid...

Process of removing layers of basic oxides from metals before electroplating is called

A

galvanising

B

anodising

C

pickling

D

poling

Text Solution

Verified by Experts

The correct Answer is:
C
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MTG GUIDE-GENERAL PRINCIPALS AND PROCESSES OF ISOLATION OF ELEMENTS-NEET CAFÉ (Topicwise Practice Questions)
  1. Which of the following factors is of no significance for roasting sulp...

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  2. For which of the given sulphides, auto-reduction is not applicable?

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  3. Process of removing layers of basic oxides from metals before electrop...

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  4. The term 'anode mud' refers to

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  5. Aluminium is obtained by

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  6. The major role of fluorspar (CaF(2)) which is added in small quantity ...

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  7. Roasted gold ore + CN^(-) + H(2) O overset(O(2))rarr [X]+ OH^(-) [X]...

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  8. Native silver metal forms a water soluble complex with a dilute aqueou...

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  9. For metal oxides, when Delta G^(@) is poltted against temperature, the...

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  10. In blister copper, the blisters are formed due to passing

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  11. Which of the following metals can be obtained by reducing their oxides...

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  12. Wllingham diagrams can be drawn for the

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  13. Select the true statement

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  14. Which of the following statements regarding the metallurgy of magnesiu...

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  15. Which of the following statements, about the advantage of roasting of ...

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  16. When an aqueous solution of sodium choride is electrolysed using plati...

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  17. Silver is precipitated from an aqueous solution of sodium argentocyani...

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  18. Which of the following statements about electrolytic refining of silve...

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  19. Oxidation is employed in refining crude metal from impurity in the cas...

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  20. Hydrometallurgy is employed in the extraction of 1. Ag 2. Pb 3. Cu 4...

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