Home
Class 11
CHEMISTRY
The enthalpy of neutralization of HCN by...

The enthalpy of neutralization of HCN by NaOH is `- 12.13 kJ mol^(-1)`. The enthalpy of ionisation of HCN will be

A

4.519 kJ

B

54.10 kJ

C

451.9 kJ

D

45.19 kJ

Text Solution

Verified by Experts

The correct Answer is:
D

`-57.4 +x= -12.13`
x= 45.2
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise NCERT Based Questions (IInd & IIIrd Law of Thermodynamics and Entropy)|41 Videos
  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise NCERT Based Questions (Heat of Reaction)|67 Videos
  • THERMODYNAMICS AND THERMOCHEMISTRY

    ERRORLESS|Exercise (Assertion & Reason)|18 Videos
  • THE S-BLOCK ELEMENTS

    ERRORLESS|Exercise Assertion & Reason|10 Videos

Similar Questions

Explore conceptually related problems

The heat of neutralization of HCN by NaOH is 13.3 KJ/mole, the energy of dissociation of HCN is

The enthalpy of neutralisation of HCl by NaOH IS -55.9 kJ and that of HCN by NaOH is -12.1 kJ mol^(-1) . The enthalpy of ionisation of HCN is

If the enthalpy of formation of H_2O(l) is -x kJmol and enthalpy of neutralization of HCl and NaOH is -y kJmol then enthalpy of formation of OH^(-) ion (in kJmol) is

Enthalpy of neutralization of H_(3)PO_(3) "with " NaOH " is" -106.68 "kJ"//"mol" . If enthalpy of neutralization of HCL with NaOH is -55.84 "kJ"//"mole" , then calculate enthalpy of ionization of H_(3)PO_(3) in to its ions in kJ.

The enthalpy of neutralisation of a strong acid by a string base is -57.32 kJ mol^(-1) . The enthalpy of formation of water is -285.84 kJ mol^(-1) . The enthalpy of formation of hydroxy 1 ion is

The enthalpy of neutralization of oxitic acid by strong acid is 25.4 kcal mol^(-1) . The enthalpy of neutralization of strong acid and strong base is -13.7 kcal equil^(-1) . The enthalpy of dissociation of H_(2)C_(2)O_(4)hArr2H^(+)+C_(@)O_(4)^(2-) is

Enthalpy of neutralisation of acetic acid by NaOh is -50.6 kJ mol^(-1) . Calculate DeltaH for ionisation of CH_(3)COOH . Given. The heat of neutralisation of a strong acid with a strong base is -55.9 kJ mol^(-1) .

ERRORLESS-THERMODYNAMICS AND THERMOCHEMISTRY-NCERT Based Questions (First Law of Thermodynamics and Hess Law)
  1. The enthalpy change for a reaction does not depend upon:

    Text Solution

    |

  2. On the basic of thermochemical equations (I),(II)and (III), Find out w...

    Text Solution

    |

  3. The reaction A to B , DeltaH=+24 kJ//"mole". For the reaction B to C, ...

    Text Solution

    |

  4. The enthalpy of neutralization of HCN by NaOH is - 12.13 kJ mol^(-1). ...

    Text Solution

    |

  5. One mole of magnesium in the vapor state absored 1200 kJ mol^(-1) of e...

    Text Solution

    |

  6. For the change,C("diamond") rarr C("graphite"), Delta H = -1.89 kJ , i...

    Text Solution

    |

  7. Given R = 8.314 J K^(-1) "mol"^(-1), the work done during combustion...

    Text Solution

    |

  8. Work done during isothermal expansion of one mole of an ideal gas form...

    Text Solution

    |

  9. An ideal gas expands from 10^(-3) m^(3) to 10^(-2) m^(3) at 300 K agai...

    Text Solution

    |

  10. In an adibatic process, no transfer of heat takes place between system...

    Text Solution

    |

  11. One mole of an ideal gas is allowed to expand reversible and adiabatic...

    Text Solution

    |

  12. One mole of an ideal gas at 250 K is expanded isothermally from an ini...

    Text Solution

    |

  13. To calculate the amount of work done in joules during reversible isoth...

    Text Solution

    |

  14. Two moles of an ideal gas expand spontaneouly into vacuum. The work do...

    Text Solution

    |

  15. Which expression is correct for the work done in adiabatic reversible ...

    Text Solution

    |

  16. The pressure volume work for an ideal gas can be calculated by using t...

    Text Solution

    |

  17. For an ideal gas, which of the following is true

    Text Solution

    |

  18. In an isobaric process, the ratio of heat supplied to the system (dQ) ...

    Text Solution

    |

  19. The entropy change in the isothermal reversible expansion of 2 moles o...

    Text Solution

    |

  20. For the isothermal reversible expansion of an ideal gas

    Text Solution

    |