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Siderite mineral is...

Siderite mineral is

A

Sulphate of iron

B

Carbonate of zinc

C

Sulphate of zinc

D

Carbonate of iron

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-PRINCIPLES OF METALLURGY-PRACTICE EXERCISE
  1. Extraction of aluminium from aluminium oxide (Al(2)//O(3))is het done ...

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

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  3. Siderite mineral is

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  4. Chemical composition of malachite is 'X'. Then the composition of azur...

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  5. In sulphatizing roasting of Zns, products are

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

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  7. Which of the following process is used for concentration of ores and f...

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  8. The chemical composition of slag formed during smelting process in the...

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  9. Impurities in the zinc spelter are

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  10. Role of limestone used in re extraction

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  11. The purest form of commercial iron is

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  12. Percent purity of iron in cast iron is

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

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

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

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

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

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

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

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

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