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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 aqua-regia? Name two special metals which are insoluble in common reagents but dissolve in aqua-regia.
Name one method for the refining of metals.
Draw a neat labelled diagram.
Magnetic separation method.
Draw a neat labelled diagram.
Froth floatation method.
Name one metal each occurring as :
An oxide
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
Reaction between X and Y, forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z?
Answer the following questions with reference to the electrorefining of copper:
Write the reaction taking place at the cathode.
