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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
- Zinc sulphate is used for-
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- What is the role of cryolite in the metallurgy of aluminium ?
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- Write one difference between ore and mineral.
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- Define calcination and roasting.
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- Write one difference between gangue and flux.
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- Draw a neat and labelled diagram for the refining of aluminium by Hoop...
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- Write a short note on electrolytic refining of copper.
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- Draw a neat and labelled diagram for zone refining of metals.
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- Describe how the following change is brought about : Pig iron into st...
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- Describe how the following change is brought about : Zinc oxide into ...
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- Describe how the following change is brought about : Impure titanium i...
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- Describe the role of NaCN in the extraction of gold from gold ore.
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- Fill in the blanks- is the chemical compound used for making rayon fa...
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- Describe the role of the following in the processes mentioned: Iodine ...
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- What is the role of graphite rod in the metallurgy of aluminium ?
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- Explain the role of the following in the extraction of metals from the...
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- Explain the role of the following in the extraction of metals from the...
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- Explain the role of the following in the extraction of metals from the...
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- Why is the reduction of a metal oxide easier if the metal formed is in...
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- Explain magnetic separation with the help of diagram.
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