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FULL MARKS-METALLURGY -Additional questions ( CHOOSE THE BEST ANSWER )
- Pick out the more reactive metal
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- Consider the following statements. (i)All ores ar minerals but all m...
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- Match the List-I and List-II correctly using the code given below.
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- The impurities associated with ores is……
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- Oxide ores are concentrated by………
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- Heaematite and tin stone are purified by …………
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- Froth flotation process is suitable for concentrating …………… ores.
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- Copper pyrite and zinc blende are purified by……..
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- Frothing agents used to separate ZnS from PbS is……
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- Depressing agents used to separate ZnS from PbS is ……..
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- Leaching is also called as……..
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- In the leaching process ,the metal present in the ore is converted int...
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- Gold ore is concentrated by…….
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- Bauxite is purified by…….
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- Which type of leaching process convert insoluble sulphide ores into ...
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- A chemist involves mining process and he got two ores together .If on...
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- The process in which the concentrated ore is strongly heated in the ab...
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- A chemical substance that forms an easily fusible slag with gangue is ...
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- Blistered copper is………………
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- Ignition mixture used in aluminothermic process is ………….
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