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(A) : HH(4)NO(3) on gently heating gives...

(A) : `HH_(4)NO_(3)` on gently heating gives `N_(2)O`
(R) : `N_(2)O` is acidic in nature

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true and (R) is false

D

(A) is false but (R) is true

Text Solution

Verified by Experts

The correct Answer is:
C
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Assertion: NH_(4)NO_(3) on heating give N_(2)O . Reason: NH_(4)NO_(3) on heating shows disproportionation.

NH_(4)NO_(3) overset(Delta) to N_(2)O+H_(2)O

Give the resonating structures of NO_(2) " and " N_(2)O_(5) .

One mole of a mixture of N_(2),NO_(2) and N_(2)O_(4) , has a mean molar mass of 55.4 . On heating to a temperature at which N_(2)O_(4) may be dissociated :N_(2)O_(4)rarr2NO_(2) , the mean molar mass tends to the lower value of 39.6 . What is the mole ratio of N_(2) : NO_(2) : N_(2)O_(4) in the original mixture?

8 mole of a mixture of N_(2), NO_(2) and N_(2)O_(4) has a mean molecular mass of (378)/(8) . On heating to a temperature at which N_(2)O_(4) dissociated completely (N_(2)O_(4)rarr 2NO_(2)) , the mean molecular mass become (378)/(9) . The ratio of number of moles of N_(2): NO_(2):N_(2)O_(4) in original mixture is :

Give the resonating structures of NO_(2) and N_(2)O_(5) .

NARAYNA-15TH GROUP ELEMENTS-Level-II (H.W)
  1. The following are some statements about HNO(2) I) Its undissociated...

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  2. In H(3)PO(3) molecule

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  3. The following are some statements about oxyacids of VA group elements ...

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  4. In solid state PCl(5) exists as ionic solid i.e., [X]^(+)[Y]^(-), shap...

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  5. Which of the following is incorrect ?

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  6. The number of P-O-P bonds in cyclotrimetaphosphoric acid, (HPO(3))(3) ...

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  7. A mixture of potassium nitrite and ammonium chloride on heating libera...

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  8. Which of the following act both as oxidant & reductant :-

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  9. Concentrated nitric acid oxidises phosphorous and iodine, respectively...

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  10. (A) : HH(4)NO(3) on gently heating gives N(2)O (R) : N(2)O is acidic...

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  11. Assertion : HNO(3) is a stronger acid than HNO(2) Reason: In HNO(3),...

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  12. Statement -1 : Na(2)HPO(3) is not an acid salt. Statement -2 : Na(2)...

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  13. The structures of O(3) and N(3)^(-) are:

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  14. Mixture of conc. HNO(3) and conc. H(2)SO(4) is known as

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  15. Halogen with lowest bond dissociation energy is

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  16. (A) : White phosphorous is less reactive than red phosphorous (R) : ...

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  17. The neutral oxide is

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  18. Among the oxides of nitrogen N(2)O, NO and NO(2), molecules with unpai...

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  19. (A) : The basicity of orthophosphorous acid is two (R) : In orthopho...

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  20. (A) : Nitrogen cannot form pentahalides (R) : Nitrogen cannot expand...

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