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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
- 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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- Fill in the blanks- metal alloy is used in marine engineering.
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- How is zinc obtained from zinc blende? Give Chemical reactions.
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- Fill in the blanks- is the ore from which aluminium metal is extracte...
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- How is Ni purified by Mond’s process?
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- Outline the principle of refining of metals by electrolytic refining.
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- How does the FeO impurity present in sulphide ore of copper is removed...
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- Which of the following is the ore of zinc?
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- Name the method used for refining of Zirconium.
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- Name the method of refining of metals such as germanium.
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- In the extraction of Al, impure Al2O3 is dissolved in conc. NaOH to fo...
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- What is the role of coke in the extraction of iron from its oxides?
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