General Principles and Processes of Isolation of Elements

Bihar Board Class 12 · Chemistry · 35 past questions

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1. Q15 2022 Set E

   Sulphide ores are generally concentrated by which of the following ?

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2. Q16 2022 Set E

   Which of the following metals is not extracted by the process of electrolysis ?

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3. Q17 2022 Set E

   Which of the following metals is purified by Hoope's process ?

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4. Q18 2022 Set E

   The most abundant metal in earth crust is

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