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Write two basic requirements for refinin...

Write two basic requirements for refining of a metal by Mond process and by Van Arkel Method

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The correct Answer is:
Basic requirmenets for both processes are:
(i) The metal should form a volatile compound with an availale reagent.
(ii) The volatile compound should be easily decomposable, so that recovery of metal is easy.
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ALLEN-METALLURGY-EXERCISE -04
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  9. Why are sulphide ores converted to oxide before reduction?

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