Home
Class 12
CHEMISTRY
For Br2(l) Enthalpy of atomisation = x k...

For `Br_2(l)` Enthalpy of atomisation `= x kJ/mol`, Bond dissociation enthalpy of bromine `= y kJ/mole`, then

A

dose not exist

B

is `x lty`

C

ix `x gt y`

D

is `x=y`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR|Exercise CHEMISTRY|150 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise Chemistry (Section B)|10 Videos

Similar Questions

Explore conceptually related problems

Use the following data to calculate Delta_("lattice")H^(@) for NaBr. Delta_("sub")H^(@) for sodium metal = 108.4 kJ "mol"^(-1) .Ionization enthalpy of sodium = 496 kJ "mol"^(-1) Electron gain enthalpy of bromine = -325 kJ "mol"^(-1) .Bond dissociation enthalpy of bromine = 192 kJ "mol"^(-1) . Delta_(f)^(H^(@)) for NaBr (s) = -360.1 kJ "mol"^(-1) .

Use the following data to calculate Delta_("lattice") H^(@) for NaBr. Delta_("sub")H^(@) for sodium metal =108.4 kJ mol^(-1) , ionization enthalpy of sodium =496 kJ mol^(-1) ., electron gain enthalpy of bromine =-325 kJ mol^(-1) bond dissociation enthalpy of bromine =192 kJ mol^(-1) , Delta _f H^(@) for NaBr(s) - 360 kJ mol^(-1) .

Calculate the lattice enthalpy of KCl from the following data by Born- Haber's Cycle. Enthalpy of sublimation of K = 89 kJ mol^(–1) Enthalpy of dissociation of Cl = 244 kJ mol^(–1) Ionization enthalpy of potassium = 425 kJ mol^(–1) Electron gain enthalpy of chlorine = –355 kJ mol^(–1) Enthalpy of formation of KCl = –438 kJ mol^(-1)

From the following data : Enthalpy of formation of CH_(3)CN =87.86 kJ/mol Enthalpy of formation of C_(2)H_(6)=- 83.68 kJ/mol Enthalpy of sublimation of graphite =719.65 kJ/mol enthalpy of dissociation of nitrogen =945.58 kJ/mol Enthalpy of dissociation of H_(2) = 435.14 kJ/mol C-H bond enthalpy =414.22 kJ/mol Calculate the bond enthalpy of (i) C-C , (ii) C equiv N

The enthalpy of dissociation (in kJ/mol) of fluorine, chlorine, bromine and iodine are :

The standard molar enthalpies of formation of H_(2)O(l) " and " H_(2)O_(2)(l) are -286 and -188 "kJ"//"mol", respectively. Molar enthalpies of vaporisation of H_(2)O(l) " and "H_(2)O_(2)(l) are 44 and 53 kJ respectively. The bond dissociation enthalpy of O_(2)(g) is 498 "kJ"//"mol" . calculate the bond dissociation enthalphy ("in" "kJ"//"mol" ) of O-O bond in H_(2)O_(2) , assuming that the bond dissociation ethalpy of O-H bond is same in both H_(2) " and " H_(2)O_(2) .

Silanes are silicon hydrides of general formula Si_(n)Hn_(2n+2) and have several applications. From the data given below, the bond dissociation enthalpy of Si-Si bond ("in kJ mol"^(-1)) is Given: DeltaH of the reaction 2Si(s)+3H_(2)(g)rarrSi_(2)H_(6)(g)" is "80.3 kJ mol"^(-1) Bond dissociation enthalpy for H-H=436" kJ mol"^(-1) Bond dissociation enthalpy for Si-H=304" kJ mol"^(-1) Delta_(f)H[Si(g)]="450 kJ mol"^(-1)

JEE MAINS PREVIOUS YEAR-JEE MAIN-CHEMISTRY
  1. Which of the following can give highest yield in Friedel craft reactio...

    Text Solution

    |

  2. The de-Broglie wavelength of an electron in 4th orbit is (where, r=rad...

    Text Solution

    |

  3. For Br2(l) Enthalpy of atomisation = x kJ/mol, Bond dissociation entha...

    Text Solution

    |

  4. Determine degree of hardness in term of ppm of CaCO3 of 10^(-3) molar ...

    Text Solution

    |

  5. Given a solution of HNO3 of density 1.4 g/mL and 63% w/w. Determine mo...

    Text Solution

    |

  6. Find percentage nitrogen by mass in Histamine?

    Text Solution

    |

  7. Determine the amount of NaCl to be dissolved in 600g H(2)O to decrease...

    Text Solution

    |

  8. On passing a particular amount of electricity in AgNO3 solution, 108 g...

    Text Solution

    |

  9. In the following reaction A is :

    Text Solution

    |

  10. Which of the following reaction will not form racemic mixture as produ...

    Text Solution

    |

  11. Amongst the following , the form of water with the lowest ionic conduc...

    Text Solution

    |

  12. Biochemical oxygen demand (BOD) is defined as ............ in ppm of O...

    Text Solution

    |

  13. Among the statements (a)-(d) , the correct ones are : (a) Lithium ha...

    Text Solution

    |

  14. The decreasing order of basicity of the following amines is :

    Text Solution

    |

  15. Given following complexes (I) Na4[Fe(CN)6] (II) [Cr(H2O)6] Cl2 (III)...

    Text Solution

    |

  16. Given K(sp) for Cr(OH)3 is 6 xx 10^(-31) then determine [OH^- ]. (Negl...

    Text Solution

    |

  17. Number of sp^2 hybrid orbitals in Benzene is

    Text Solution

    |

  18. The reaction of H(3)N(3)B(3)Cl(3)(A) with LiBH(4) in tetrahydrofuran g...

    Text Solution

    |

  19. In a box a mixture containing H2, O2 and CO along with charcoal is pre...

    Text Solution

    |

  20. Monomer(s) of which of the given polymer is chiral?

    Text Solution

    |