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Nitrogen can be purified from the impuri...

Nitrogen can be purified from the impurities of oxides of nitrogen and ammonia by passing through

A

conc. `HCl`

B

alkaline sulution of pyrogallol

C

a solution of `K_(2)CrO_(7)` acidified with `H_(2)SO_(4)`

D

a solution of `KOH(aq.)`

Text Solution

Verified by Experts

The correct Answer is:
D
Oxides of nitrogen are acidic and are dissolved in `KOH` (alkali).
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A2Z-P BLOCK ELEMENTS ( GROUP 15,16,17,18)-AIPMT/NEET Questions
  1. Select the correct statement:

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  2. When HNO(3) is dropped into the palm and washed with water, it turns i...

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  3. Nitrogen can be purified from the impurities of oxides of nitrogen and...

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  4. Which one has the highest percentage of nitrogen?

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  5. Each of the following is true for white and red phosphorus except that...

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  6. The basic character of hydrides of the V-group elements decreases in ...

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  7. Which hydride is the strongest base?

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  8. The BCl3 is a polar molecule whereas NCl3 is pyramidal because

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  9. H(3)PO(2) has the name and basicity respectively:

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  10. Oxidation number of As in H(2)"As"O(4)^(-) is

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  11. Which of the following combines with Fe^(2+) ions to form brown comple...

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  12. In NO(3)^(-) ion, the number of bond pair and lone pair of electrons o...

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  13. Which of the following statements is wrong?

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  14. Which of the following statements is not valid for oxo-acids of phosho...

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  15. Nitrogen dioxide and sulphur dioxide have some properties in common. W...

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  16. Strong reducing behaviour of H(3)PO(2) is due to:

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  17. When copper is heated with conc. HNO(3) it produces?

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  18. Which of the following statement is correct for the given acids?

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  19. The product obtained a result of a reaction of nitrogen with CaC(2) is

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  20. Bleaching action of SO(2) is due to

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