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Iron is the most abundant element in the...

Iron is the ____most abundant element in the earth's crust.

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Most abundant element in earth's crust is

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The most abundant element in the earth crust is

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The most abundant element on the earth is:

CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Fill In The Blanks)
  1. Iron is the most abundant element in the earth's crust.

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  2. Zinc blende is the ore of .

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  3. Froth flotation process is generally employed for ores.

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  4. The most abundant metal in earth's crust is .

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  5. Extraction of aluminium form alumina is done by .

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  6. The metal like Si, Ga etc., which are used in semiconductors, are puri...

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  7. The purification of crude metals is referred to .

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  8. Magnesite is an ore of .

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  9. The metal present in chlorophyll is

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  10. The process of reduction of oxides by aluminium is known as .

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  11. The process of removal of gangue form ore is known as .

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  12. Aluminium is obtained from Al(2)O(3) by reduction.

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  13. In the metallurgical process for the electro-refining of the metal, th...

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  14. Roasting is generally carried out in mineral.

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  15. Gold is usually found nearmineral.

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  16. Metal extracted from sea water is .

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  17. The naturally occurring chemical substances in form of which occur in ...

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  18. The earthly and siliceous impurities which generallty occur with ores...

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  19. Highly reactive elements occurs in nature instate.

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  20. Minerals from which metals are extracted conveniently and economically...

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