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NARAYNA-METTALURGY-Single Answer Questions
- In the extraction of aluminium , the function of cryolite is to:
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- The chemical processes in the production of steel from haematite ore i...
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- In the metallurgy of iron, when limestone is added to the blast furnac...
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- Which of the following process is used in the extractive metallurgy of...
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- Write down the reaction are involved in the extraction of lead. PbS+...
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- In the process of extraction of gold, Roasted gold ore +CN^(-)+H2Oov...
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- Two ores A1 and A2 of a metal M show the following reactivity: A...
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- Pb and Sn are exerted from their chief ores by:
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- Which ore contains both iron and copper?
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- Match the extraction processes listed in column I with metals listed i...
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- Extraction of zinc from zinc blende is achieved by:
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- Black tin is
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- Match the conversions in Column I with the type(s) of reaction(s) give...
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- Refining of impure copper with zinc impurity is to be done by electrol...
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- Cyanide process is used for the extraction of :
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- Aluminium is extracted in the electrolysis of :
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- The metal extracted by leaching with cyanide is
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- Which one of the following ores is best concentrated by froth flotatio...
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