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प्रश्न
Name any five metals which are purified by electrolytic refining method.
उत्तर
Five metals that can be purified by electrolytic refining method are copper, zinc, chromium, lead and nickel.
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संबंधित प्रश्न
What is meant by refining of a metal? Name the most widely used method for the refining of impure metals obtained by various reduction processes. Describe this method with the help of a labelled diagram by taking the example of any metal.
How are metals refined by the electrolytic process? Describe the electrolytic refining of copper with the help of a neat labelled diagram.
During the refining of an impure metal by electrolysis, the pure metal is a deposited:
(a) at cathode
(b) on the walls of electrolytic tank
(c) at anode
(d) at the bottom of electrolytic tank
Name one metal each occurring as :
A sulphine
Ionic compounds are electrically _______.
\[\ce{Cu2S + 3Cu2O -> 6Cu + SO2}\]
The above process is:
An electrolytic cell consists of
- positively charged cathode
- negatively charged anode
- positively charged anode
- negatively charged cathode
During electrolytic refining of zinc, it gets
Identify the terms for the following:
The electrode where reduction takes place.
Answer the following questions with reference to the electrorefining of copper:
Write the reaction taking place at the cathode.
