Advertisements
Advertisements
Question
Write two basic requirements for refining of a metal by Mond process and by Van Arkel Method.
Advertisements
Solution
Two basic requirements for both processes are:
(i) The metal should form a volatile compound with an available reagent.
(ii) The volatile compound should be easily decomposable, so that recovery of metal is easy.
APPEARS IN
RELATED QUESTIONS
Name the method used for the refining of Nickel metal.
Explain the principle of the method of electrolytic refining of metals. Give one example.
Describe the roles of the following: NaCN in froth floatation process
Explain column chromatography.
Name the common elements present in the anode mud in electrolytic refining of copper. Why are they so present?
Describe a method for refining nickel.
Write the chemical equations involved in van Arkel method for refining zirconium metal.
Indicate the principle behind the method used for the refining of Nickel.
Outline the principles behind the refining of metals by the following methods:
Zone refining method
Outline the principles behind the refining of metals by the following methods:
Chromatographic method
Write down the reaction taking place in blast furnace related to the metallurgy of iron in the temperature rnge 500 K – 800 K. What is the role of limestone in the metallurgy of iron?
What happens when NaCN is added in an ore containing PbS and ZnS during concentration by froth floatation method?
Electrolytic refining is used to purify which of the following metals?
How are metals used as semiconductors refined? What is the principle of the method used?
Give two requirements for vapour phase refining.
Electrolytic reduction method is used for the extraction of ______.
Describe a method for refining nickel.
Describe a method for refining nickel.
Describe a method for refining nickel.
