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Mechanism of Carrier Conduction

1. N-N BOND L...

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1. N-N BOND LENGTH IS MINIMUM IN::: 1. N2O 2. N2O3 3. N2O4 4. N2O5

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Q. The nitrogen oxides that contain N – N bond(s) is:

Q. How many of the following compounds has XX bonds i.e. single covalent bond between two same elements in their molecules :

H_{2} S_{2} O_{4}, H_{2} S_{2} O_{7}, H_{2} S_{2} O_{8}, N_{2} O, N_{2} O_{3}, N_{2} O_{4}, N_{2} O_{5}, {(H P O_{3})}_{3}

N_{2} O_{5}

is heated at temperature T, it dissociates as

N_{2} O_{5} ⇌ N_{2} O_{3} + O_{2}, K_{e} = 2.5

N_{2} O_{3}

also decomposes as:

N_{2} O_{3} ⇌ N_{2} O + O^{2}

4

N_{2} O_{5}

1

litre flask and allowed to attain equilibrium, concentration of

O_{2}

was formed to be

2.5 M

. Equilibrium concentration of

N_{2} O

Q. Calculate the resonance energy of

N_{2} O

from the following data:

△_{f} H^{\circ}

N_{2} O = 82 k J m o l^{- 1}

, standard bond enthalpies of

N = N, N = N, O = O

N = O

946, 418, 498

607 k J m o l^{- 1}

N_{2} O_{3}

exists only in the solid state at low temperature. Above its melting point, it dissociates to

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