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प्रश्न
Outline the principles behind the refining of metals by the following methods:
Zone refining method
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उत्तर
Zone refining Method:
Zone refining method is based on the principle that impurities are more soluble in the molten state than in the solid state of a metal.
This method is used in the purification of elements like Germanium(Ge), Silicon(Si), Indium (In) etc.
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संबंधित प्रश्न
Name the method used for the refining of zirconium.
What is the principle behind the zone refining of metals?
Out of PbS and PbCO3 (ores of lead), which one is concentrated by froth floatation process preferably?
What happens when Silver is leached with NaCN in the presence of air?
What happens when Copper matte is charged into silica lined converter and hot air blast is blown?
Electrolytic refining is used to purify which of the following metals?
Assertion: Nickel can be purified by Mond process.
Reason: \[\ce{Ni(CO)4}\] is a volatile compound which decomposes at 460 K to give pure Ni.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
