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What is a mineral? How does it differ fr...

What is a mineral? How does it differ from an ore?

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Natural materials in which the metal occurs in the earth are called minerals. The minerals from which the metal is conveniently and economically extracted is called an ore. Hence all ores are minerals, but all minerals are not ores.
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CENGAGE CHEMISTRY-APPENDIX INORGANIC VOLUME 2-Short Answer Type
  1. What type of ores are roasted?

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  2. Give the names of the four most abundant elements in the earth's crust...

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  3. What is a mineral? How does it differ from an ore?

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  4. Why do some metals occur in the native state?

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  5. Name the method used for refining of : (a). Zirconium. (b). Nickel...

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  6. Can iron be purified by amalgamation?

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  7. Both iron and aluminium combine slowly with oxygen at room temperature...

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  8. What is the name given to solid phase of earth?

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  9. Give one example where hydrometallurgy is used for metal extraction?

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  10. Name the method of metal refining which is generally used when a metal...

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  11. When is electrolytic reduction applied for getting a metal?

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  12. What name is given to carbon reduction process for extracting the meta...

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  13. An ore has impurities which are attracted by magnet suggest process fo...

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  14. In moist air, copper corrodes to produce a green layer on the surface....

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  15. The value of triangle(f)G^(ɵ)(Cr2O3)=-540kJmol^-1 and triangle(f)G^(ɵ)...

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  16. What do you understand by roasting in presence of NaCl?

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  17. Why NF3 cannot be hydrolysed, while NCl3 can be readily hydrolysed?

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  18. Why NI5 does not exist While PCl5 exists?

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  19. Why the boiling point of ammonia is greater than phosphine?

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  20. Why NO is paramagnetic?

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