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The purest form of commercial iron is...

The purest form of commercial iron is

A

Pig iron

B

Cast iron

C

Wrought iron

D

Pig iron and cast iron

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-PRINCIPLES OF METALLURGY-PRACTICE EXERCISE
  1. Impurities in the zinc spelter are

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  2. Role of limestone used in re extraction

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  3. The purest form of commercial iron is

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  4. Percent purity of iron in cast iron is

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  5. Native silver metal forms a water soluble complex with a dilute aqueou...

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  6. Which of the following metals can be used for precipitation of silver ...

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  7. In the Down's process at low temperature sodium extracted is more beca...

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  8. Aqueous sodium cyanide is used as a reagent in the metal extraction. T...

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  9. Metal is precipitated from Au(CN)(4)^(3-) using zinc as a precipitant....

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  10. The best electrolyte for the extraction of magnesium metal is

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  11. Which one of the following is the mineral for tin?

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  12. Some statements about the below Ellingham diagram are given below ...

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  13. Carbon cannot be used in the reduction of Al2 O3 because

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  14. Spinels are denoted with the formula MAl2 O4, where 'M' is

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  15. Magnesium present in the sea water is precipitated using 'X' and preci...

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  16. Magnesium oxide is reduced in the Hansging method using

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

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

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

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

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