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Nitrogen dioxide cannot be obtained from...

Nitrogen dioxide cannot be obtained from:

A

`Cu(NO_(3))_(2)`

B

`Hg(NO_(3))_(2)`

C

`NaNO_(3)`

D

`AgNO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C

`NaNO_(3) overset("below")underset(500^(@)C)(to)NaNO_(2)+(1)/(2)O_(2)` `Cu(NO_(3))_(2) overset(Delta)(to) CuO+2NO_(2)(uarr)+(1)/(2)O_(2)(uarr)`
`Ha(NO_(3))_(2) overset(Delta)(to) Hg(darr)+2NO_(2)(uarr)+O_(2)(uarr)` `AgNO_(3) overset(Delta)(to) Ag+NO_(2)(uarr)+(1)/(2)O_(2)(uarr)`
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VK JAISWAL ENGLISH-s-BLOCK ELEMENTS-Level 2
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  2. Which of the following statement is incorrect?

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  3. Nitrogen dioxide cannot be obtained from:

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  6. A metal which does not react with nitrogen is :

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  8. The incorrect order of solubility in water is:

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  9. Which metal bicarbonates does not exist in solid state? (i)LiHCO(3) ...

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  10. Which one of the following order is correct ?

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  11. Metal M+"air" overset(delta)(to)Aoverset(H(2)O)(to)Boverset(HCl)(to) W...

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  12. X and Y are two metals. When burnt in air, X forms only oxide while Y ...

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  13. Which of the following is an incorrect statement?

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  14. Which of the following statement is incorrect?

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  15. Thermal stability of MCO(3) is in order:

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  18. A metal is burnt in air and the ash on moistening smells of NH(2).The...

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  19. Which is not obtained when metal carbides react with H(2)O ?

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