General Principles and Processes of Isolation of Elements

Bihar Board Class 12 · Chemistry · 35 past questions

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1. Q24 2019 Set D

   Copper metal is purified by which of the following method -

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2. Q25 2019 Set D

   Chief ore of Iron is -

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3. Q26 2019 Set D

   A process of heating ore of a metal in excess of air below its melting point is called -

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