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V PUBLICATION-PRODUCTION OF METALS-QUESTION BANK
- The most abundant metal in the earth crust is:
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- An alloy of iron, chromium and nickel.
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- Find the relation and fill up suitably. Aluminium : Bauxite Iron:....
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- From the following which chemical compound is contained in calamine . ...
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- Some metals exist in free state because of its..........
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- Write one example for an ore separated by leaching.
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- Non-removable impurities during ore concentration is called......... ...
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- Which reducing agent is used in Blast fumace?
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- Gangue + Flux gives .......
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- Aluminium is used for making utensils due to its.......
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- Write the difference between calcination and roasting .
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- Analyse the flow chart given below and answer the following questions....
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- Write down the anode, cathode, and electrolyte used in electrolytic ce...
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- Clay, cryolite and Bauxite are the minerals of Aluminium. a) Which ...
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- Find the relation and fill up suitably. a) Zinc sulphide Roasting: C...
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- Analyse the given table and answer the following questions. a) Write...
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- Bauxite (AL2 O3, 2H2 O) and clay (Al2 O3 2SiO2 2H2 O) are two natural...
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- Electricity and carbon monoxide (CO) and reducing agents used to extra...
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- Froth flotation process, hydraulic washing, magnetic separation, leach...
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- Complete the table. b) Why different methods are used for purifying t...
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