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ASSAM ACADEMIC CENTRE-General Principles of Processes of Isolation of Elements-Example
- Write the chemical reactions which take place in the following operati...
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- Explain the role of the following in the processes mentioned: Silica i...
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- What is meant by the term 'chromatography'?
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- What criterion is followed for the selection of the stationary phase i...
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- Name the method used for the refining of Nickel.
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- Giving examples, differentiate between 'roasting' and 'calcination'.
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- How is 'cast iron' different from pig iron?
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- Differentiate between 'minerals' and 'ores'.
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- Why Copper matte is put in Silica lined converter?
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- Explain the role of the following in the processes mentioned: Cryolite...
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- How is leaching carried out in case of low grade copper ores?
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- Why Zinc not extracted from Zinc oxide through reduction using CO?
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- Out of C and CO, which is a better reducing agent at 673 K?
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- Name the processes from which Chlorine is obtained as a by product.
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- What is the role of graphite rod in the electrometallurgy of aluminium...
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- Outline the prinicples of refining of metals by the following methods....
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- Predict conditions under which Al might be expected to reduce MgO.
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- Describe how the following change are brought about pig iron into stee...
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- Describe how the following changes are brought about Impure copper int...
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- Name two metals which occur in nature as oxides.
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