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CBSE COMPLEMENTARY MATERIAL-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Short Answer-I Type Questions
- What is hydrometallurgy ? Give one example where it is used for metal ...
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- Name the process for the benefaction/concentration of (i) an ore havin...
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- Mention the role of cryolite in the extraction of aluminium.
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- Mention the role of following : (a) SiO2 in the metallurgy of Cu. ...
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- Extraction of copper directly from sulphide ore is less favourable tha...
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- The graphite electrodes in the extraction of ‘aluminium’ by Hall-Herou...
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- Write the chemical formulae of the following ores : (a) Haematite ...
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- Give equations for the industrial extraction of zinc from calamine.
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- Name the common elements present in the anode mud in electrolytic refi...
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- How are impurities separated from bauxite ore to get pure alumina ?
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- Why is the reduction of a metal oxide easier if metal formed is in liq...
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- What is pyrometallurgy ? Explain with one example.
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- Write the method to produce copper matte from copper pyrites.
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- Copper can be extracted by hydrometallurgy but not zinc. Explain why ?
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- Gibbs energy of formation triangleG(f)^(G) of MgO (s) and CO (g) at 12...
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