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Which one of the following reactions is ...

Which one of the following reactions is an example for calcination process ?

A

` 2Ag + 2 HCl + [O] to 2Ag Cl + H _ 2 O `

B

` 2 Zn + O _ 2 to 2 ZnO `

C

` 2 Zn S + 3O_2 to 2 ZnO + 2 SO _ 2 `

D

` Mg CO _ 3 to MgO + CO _ 2 `

Text Solution

Verified by Experts

The correct Answer is:
D
Conversion of carbonate into its oxide by heating in absence of air is called calcination.
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PRADEEP-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -COMPETITION FOCUS (JEE(Main and Advanced)/MEDICAL ENTRANCE SPECIAL) MULTIPLE CHOICE QUESTIONS (I)
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  2. In the cyanide extraction process of silver from argentite ore, the ox...

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  3. Which one of the following reactions is an example for calcination pro...

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  4. When limestone is heated CO(2) gas is liberated. In metallurgy, this p...

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  5. Which of the following faction is of no significance for roasting sul...

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  6. Which of the following statements, about the advantage of roasting of ...

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  7. In view of the signs of Delta(r)G^(@) for the following reactions : ...

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  8. Delta G^(@) vs T plot in the Ellingham's diagram slopes downward fo...

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  9. According to Ellingham diagram the oxidation reaction of carbon and ca...

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  10. Which series of reactions correctly represents chemical rections relat...

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  11. The following reaction take place in the blast in the proparation of i...

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  12. Identify the reaction that does not take place in a blast furnace

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  13. which of the following electronts is present as the impurity to the m...

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  14. When copper pyrites is roasted in excess of air, a mixture of CuO + Fe...

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  15. Roasted copper pyrite on smelting with sand produces

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  16. The composition of 'copper matte' is

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  17. Copper is extracted from copper pyrites by heating in a besseme...

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  18. Heating mixture of Cu(2)Oand Cu(2)S will give

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  19. In the exteraction of copper from its sulphide ore, the metal is fanal...

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  20. Extraction of zinc from zinc blende is achieved by

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