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Magnesium oxide is reduced in the Hansgi...

Magnesium oxide is reduced in the Hansging method using

A

Silicon

B

Ferro-silicon

C

Coke

D

Calcium carbide

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-PRINCIPLES OF METALLURGY-PRACTICE EXERCISE
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  2. Magnesium present in the sea water is precipitated using 'X' and preci...

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  3. Magnesium oxide is reduced in the Hansging method using

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  4. The green mass formed when copper is exposed to moist air has the same...

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  5. The process of bringing the metal or its ore into solution by the acti...

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  6. Zr + 2I2 to Zr I4 overset(1800k) to Zr + 2I2 This sequence ...

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  7. Some statements about Ellingham diagram a) Increase in the slope of th...

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  8. The metal that can be obtained even by the electrolysis of its aqueous...

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  9. the most electropositive metals are isolated from their ors by

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  10. In order to refine blister copper it is melted in a furnance and is st...

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  11. Electric furnaces are lined with magnesia because

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  12. The separation of lanthanoids by the ion exchange method is based on

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  13. Metal carbonate is converted to the corresponding metal oxide usually ...

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  14. Blast furnace is used in the extraction of the metal

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  15. Nickel steel is used in making

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  16. Carbonate or hydroxide ores are generally converted to their oxides by

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  17. Most abundant metal in the earth's crust is

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  18. Gravity separation method is based upon

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  19. Among the following statements the incorrect one is

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  20. Refractory metals are used in construction of furnaces because

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