Question:
The metal extracted by cyanide process is
The metal extracted by cyanide process is
Updated On: Jul 7, 2022
- Silver
- Copper
- Iron
- Sodium/Aluminium
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The Correct Option is A
Solution and Explanation
The metal obtained by cyanide process is Ag
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Top Questions on Refining
- In the extraction of copper, its sulphide ore is heated in a reverberatory furnace after mixing with silica to:
- During electrolytic refining of copper, some metals settle as anode mud. These metals are :
A. Selenium and Tellurium
B. Silver and Gold
C. Gold and Platinum
D. Zinc and Platinum
E. Selenium, Gold and Platinum
Choose the correct answer from the options given below : - Zone refining is based on the principle that
- Refining using the liquation method is the most suitable for metals with:
- In electrolytic refining of metals, the pure metal is taken as
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Concepts Used:
Refining
Refining is an industrial process of reducing the impurities of a substance. In simpler terms, refining is a process of purification of metals to remove the impurities from them to obtain the metals in the purest form.
Refining Methods of Metals
There are various methods used in the refining process of metals. They are listed below-
- Distillation
- Liquidation
- Poling
- Oxidation
- Electrolytic refining
- Zone refining
- Vapour phase refining
- Van-Arkel method
- Chromatographic method
Check: Zone Refining