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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
- Name two metals which can be refined by Van Arkel method.
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- Match the items of column I with items of column II
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- Define the following term : Ore benefaction.
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- What is Hydrometallurgy ?
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- what is pyrometallurgy ?
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- Copper is extracted from copper pyrites by roasting the ore partially ...
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- Why the graphite rods in the extraction of aluminium from molten Al2O3...
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- What is froth floatation process ? Name the ores which are concentrate...
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- Monel metal is an alloy which is made of mixture of,,.
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- The reducing agent used in thermite process is
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- Name and write the chemical formulae Of the three oxide ores of iron.
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- Explain the following : Why is zinc and not copper used for the recove...
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- Define calcination.
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- Ilmenite is an ore of
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- Barytes is an ore of barium. True or False
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- Describe the method of refining of nickel.
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- State the role of silica in the metallurgy of copper.
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- Write the name of purest form of iron.
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- Why are sulphide ores converted to oxide before reduction ?
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- What is malachite? Write down its formula.
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