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Match the species given in Column I that...

Match the species given in Column I that are present in the ore(s) given in Column II.

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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. Match the metal in Column I with the ores in Column II

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  2. Match the extraction process in Column I with the metal in Column II.

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  3. Match the species given in Column I that are present in the ore(s) giv...

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  4. In the extraction of chlorine from brine .

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  5. When copper ore is mixed with silica, in a reverberatory furnace coppe...

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  6. Which of the following reactions is an example of auto reduction ?

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  7. A number of elements are available in earth’s crust but most abundant ...

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  8. Zone refining is based on the principle that .

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  9. In the extraction of copper from its sulphide ore, the metal is formed...

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  10. During the electrolysis of NaCl solution, the gas liberated at the ano...

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  11. An ore of aluminium is

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  12. Electrolytic refining is used to purify which of the following metals ...

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  13. Extraction of gold and silver involves leaching the metal with CN^- io...

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  14. Answer the question on the basis of figure given below : Choose th...

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  15. Answer the question on the basis of figure given below : Below poi...

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  16. Answer the question on the basis of figure given below : For the r...

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  17. In the following questions two or more options may be correct. At the ...

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  18. In the following questions two or more options may be correct. Which o...

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  19. In the extraction of aluminium by Hall-Heroult process, purified Al2O3...

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  20. Which of the following statements is correct ?

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