Home
Class 12
CHEMISTRY
Given that standard heat enthalpy of CH4...

Given that standard heat enthalpy of `CH_4, C_2 H_4` and `C_3H_8` are -17.9, 12.5, -24.8 kcal/mol. The `triangleH` for `CH_4+C_2H_4rarrC_3H_8` is:

A

`-55.2 kcal`

B

`-30.2 kcal`

C

55.2 kcal

D

`-19.4 kcal`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    MBD PUBLICATION|Exercise Question Bank|390 Videos

  • TRANSITION METALS (d-BLOCK ELEMENTS)

    MBD PUBLICATION|Exercise QUESTION BANK|1320 Videos

Similar Questions

Explore conceptually related problems

The triangleH for the process, CH_3COOHrarrCH_3COO^(-)+H^+ is:

The reaction, CH_3COOC_2H_5+NaOHrarrCH_3COONa+C_2H_5OH is:

The dissociation energy of CH_4 and C_2H_6 are respectively 360and 620 kcal/mole. The bond energy of C-C bond is:

The increasing order of + I effect shown by H, CH_3, C_2H_5 and C_3H_7 is:

The heat of combustion for C ,H_2 and CH_4 are-349.0, -241.8 and -906.7 kJ respectively.The heat of formation CH_4 is:

MBD PUBLICATION-THERMODYNAMICS-Question Bank
  1. For the reaction, H2(g)+1/2O2(g)→H2O(l), <triangleCp=7.63 cal/deg, tr...

    Text Solution

    |

  2. According to the equation, C6H6(l)+15/2O2(g)rarr3H2O(l)+6C2(g) triangl...

    Text Solution

    |

  3. Given that standard heat enthalpy of CH4, C2 H4 and C3H8 are -17.9, 12...

    Text Solution

    |

  4. Given, C+O2rarrCO2+94.2 kcal. (i)H2+1/2O2rarrH2O+68.3 kcal (ii)CH...

    Text Solution

    |

  5. When 1mole of carbon is converted into 1mole of CO2 the heat liberated...

    Text Solution

    |

  6. Calorific value of carbohydrates is approximately:

    Text Solution

    |

  7. If H^+ +OHrarrH2O+13.7 kcal then the heat of neutralisation for compl...

    Text Solution

    |

  8. If H2(g)=2H(g), triangleH=104 cal, then heat of atomisation of hydroge...

    Text Solution

    |

  9. Given N2(g)+3H2(g)=2NH3(g), triangleH^@=-22kcal. The standard enthalpy...

    Text Solution

    |

  10. triangleH for the reaction, H(g)+H(g)rarrH2(g) will be,

    Text Solution

    |

  11. Which one of the following bonds has the highest average bond energy(k...

    Text Solution

    |

  12. The Kirchhoff's equation given the effect of on heat of reactions:

    Text Solution

    |

  13. Hess's law is used in the determination of:

    Text Solution

    |

  14. When ammonium chloride is dissolved in water, the solution becomes col...

    Text Solution

    |

  15. A cannot engine operates between temperature T and 400 K(T>400K). If e...

    Text Solution

    |

  16. The work done in an open vessel at 300K, when 112 g iron reacts with d...

    Text Solution

    |

  17. 16kg oxygen gas expands at STP to occupy double of its original volume...

    Text Solution

    |

  18. Boiling point of a liquid is 50 K at 1 atm and triangleHvap=460.6 calm...

    Text Solution

    |

  19. For which change triangleHnetriangleU:

    Text Solution

    |

  20. The heat of combustion of ethanol determined by a bomb calorimeter is ...

    Text Solution

    |