Home
Class 12
CHEMISTRY
Bond energy of N-N is x kJ "mol"^(-1). T...

Bond energy of N-N is x kJ `"mol"^(-1)`. Then bond energy of `N-=N` is

A

x kJ `mol^(-1)`

B

`lt kJ mol^(-1)`

C

3x kJ `mol^(-1)`

D

`gt 3x kJ mol^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • REVISION EXERCISE

    AAKASH SERIES|Exercise VIA GROUP ELEMENTS|38 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise VIIA GROUP ELEMENTS|32 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise SURFACE CHEMISTRY|45 Videos

  • REDOX REACTONS

    AAKASH SERIES|Exercise Questions For Descriptive Answers|27 Videos

  • SOLID STATE

    AAKASH SERIES|Exercise PRACTICE SHEET - 5|30 Videos

Similar Questions

Explore conceptually related problems

The electron gain enthalpy Delta e_(g)H is -349 kJ mol^(-1) . If the ground state energy of Cl(g) is x kJ mol^(-1) . The ground state energy (in kJ mol^(-1) ) of Cl^(-) (g) is

The bond energy of H_(2(g)) is 436kJ/mole. The bond enthalpy of N_(2(g)) is 941.3 kJ/mole. What is the bond enthalpy of N - H if NH_3 formation energy is -46.0 kJ/mole ?

Heats of atomisation of chlorine and hydrogen are 243 kJ mol^(-1) and 435 kJ mol^(-1) respectively. Heat of formation of HCl is -92 kJ mol^(-1) . Calculate the bond energy of HCL.

Calculate heat of solution of NaCl from the following data Hydration energy of Na^(+) = -389kJ mol^(-1) Hydration energy of Cl^(-) = -382kJ mol^(-1) Lattice energy of NaCl = +776 kJ mol^(-)

Heat of formation of 2 moles of NH_(3)(g) " is" -90 kJ l bond energies of H-H and N-H bonds are 435 kJ and 390 kJ mol^(-1) respectively. The value of the bond energy of N -= N is (1000- (x^(2) + x +25)) kJ/mol What is x ?

The dissociation energy of CH_4 is 400K.Cal mol^(-1) and that of ethane is 670 K.Cal mol^(-1) . The C-C bond energy is:

Calculate the resonance energy of N_(2)O from the following data Delta H_(f) " of " N_(2)O= 82 kJ mol^(-1) . Bond energies of N -= N, N = N, O = O and N = O bond are 946, 418 and 607 kJ mol^(-1) respectively

The p-p bond energy is 'x' KJ/mole. Then the energy needed for the dissociation of 124 g of white phosphorous is

AAKASH SERIES-REVISION EXERCISE -VA GROUP ELEMENTS
  1. Mole fraction of nitrogen in air is

    Text Solution

    |

  2. Bond energy of N-N is x kJ "mol"^(-1). Then bond energy of N-=N is

    Text Solution

    |

  3. White phosphorus molecule (P(4)) doesn't have

    Text Solution

    |

  4. The following statements are about VA group elements: i) As and Sb a...

    Text Solution

    |

  5. X' is a neutral oxide. On exposure to air 'X' is converted to 'Y', whi...

    Text Solution

    |

  6. {:(LIST-1,LIST-2),("A) "N2O,"1) "sp^2" and planar triangle"),("B) "HNO...

    Text Solution

    |

  7. PCl(5)+Cl^(-) to PCl(6)^(-). The wrong statement regarding the above e...

    Text Solution

    |

  8. Nitrogen dioxide

    Text Solution

    |

  9. Which of the following acids possess oxidising, reducing and complex f...

    Text Solution

    |

  10. One mole of magnesium nitride on reaction with an excess of water give...

    Text Solution

    |

  11. Li and Mg both combine with N(2) at high temp. This suggest that the t...

    Text Solution

    |

  12. Freezing of food articles can be done using

    Text Solution

    |

  13. Which oxide does not act as a reducing agent ?

    Text Solution

    |

  14. The cyanide ion, CN^(-) and N(2) are isoelectronic. But in contrast to...

    Text Solution

    |

  15. Which one has the highest percentage of nitrogen?

    Text Solution

    |

  16. The following are some statements about oxides of VA group elements ...

    Text Solution

    |

  17. Atomicity of dimeric phosphorous pentoxide is 'x' and the number of sh...

    Text Solution

    |

  18. Which of the following on heating undergoes disproportionation

    Text Solution

    |

  19. The number of P-P bonds in cyclotrimeta phosphoric acid is

    Text Solution

    |

  20. The oxide involved in the formation of brown ring for testing nitrate...

    Text Solution

    |