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Sodium dichormate on heating with coke y...

Sodium dichormate on heating with coke yields :

A

sodium carbonate

B

sodium chromite

C

sodium chromate

D

chromic anhydride

Text Solution

Verified by Experts

The correct Answer is:
A
`Na_(2)Cr_(2)O_(7)+2Coverset(Delta)rarrNa_(2)CO_(3)+Cr_(2)O_(3)+CO`
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A2Z-S BLOCK ELEMENTS ( GROUP 13 - 14)-Compound Of Alkali Metals
  1. The pair of compounds which can exist together in aqueous solution is

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  2. What would your observe if excess of dilute NaOH solution is added and...

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  3. Sodium dichormate on heating with coke yields :

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  4. Sodium thiosulphate, Na(2)S(2)O(3).5H(2)O is used in photography to

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  5. Which one out of the NaOH and KOH is a better absorber of CO(2) ?

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  6. In which of the following precesses, fused sodium hydroxide is electro...

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  7. Which of the following is neither deliquescent nor efflorscent and is ...

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  8. In the Castner's process for the extration of sodium, the anode is mad...

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  9. In Down's cell (for production of sodium), graphite anode is used beca...

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  10. At higher temperature sodium metal reacts with alumina to give a sodiu...

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  11. Sodium carbonate can be manufactured by Solvay's process but potassium...

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  12. What products are formed during the electrolysis of a of a concentrat...

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  13. Causticisation process is used for the preparation of

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  14. When NaOH crystals are left in open air, they acquire a fluid layer ar...

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  15. Which of the following is true ?

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  16. Based on lattice energy and other considerations, which one of the fol...

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  17. When washing soda is heated.

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  18. A metal M reacts with N(2) to give a compound 'A'(M(3)N). 'A' on heati...

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  19. When CO is heated with NaOH under pressure, we get

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  20. Which one of the following salts gives aqueous solution which is weakl...

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