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प्रश्न
Answer the following questions with reference to the electrorefining of copper:
Write the reaction taking place at the cathode.
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उत्तर
Reaction at cathode
\[\ce{Cu^{2+} + 2e^{-} -> Cu(s)}\]
संबंधित प्रश्न
What is aqua-regia?
Name one method for the refining of metals.
How are metals refined by the electrolytic process?
Draw a neat labelled diagram.
Hydraulic separation method.
Ionic compounds are electrically _______.
Electrolysis is used to obtain pure metal from impure metal.
\[\ce{Cu2S + 3Cu2O -> 6Cu + SO2}\]
The above process is:
During electrolytic refining of zinc, it gets
Which one of the following figures correctly describes the process of electrolytic refining?
Give the formulae of the stable binary compounds that would be formed by the combination of following pairs of elements.
- Mg and N2
- Li and O2
- Al and Cl2
- K and O2
