Home
Class 12
CHEMISTRY
An endothermic reaction AtoB has an acti...

An endothermic reaction `AtoB` has an activatio energy 15 kaca/mole and the heat of reaction is 5kcal/mole. The activation energy of the reaction `BtoA` is

A

`20` kcal/mole

B

`15` kcal/mole

C

`10` kcal/mole

D

zero

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    AAKASH SERIES|Exercise Objective Exercise - 3 (Previous NEET/AIPMT Questions)|32 Videos

  • CHEMICAL KINETICS

    AAKASH SERIES|Exercise Objective Exercise - 4 (Assertion (A) & Reason (R) Type Questions)|44 Videos

  • CHEMICAL KINETICS

    AAKASH SERIES|Exercise Objective Exercise - 1|124 Videos

  • CHEMICAL KINETCS

    AAKASH SERIES|Exercise EXERCISE - 3.2|45 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Additional Practice Exercise|54 Videos

Similar Questions

Explore conceptually related problems

An endothermic reactio AtoB ha s an activation energy as kKJ"mol"^(-1) of A. If energy change of the reaction is yKJ, the activation energy of the reverse reaction is

The use of a catalyst in chemical reaction…activation energy of the reaction

In exothermic reaction heat energy is-

The activation energy of a reaction can be determined by

The activation energy of a reaction is zero. The rate constant of the reaction:

According to collision theory of reaction rates, the activation energy is

A: Lesser the activation energy, greater is the rate of reaction R: Activation energy of a reaction is independent of temperature

AAKASH SERIES-CHEMICAL KINETICS-Objective Exercise - 2
  1. 1dm^(3) of 2MCH(3)COOH is mixed with 1dm^(3) of 3M ethanol to form es...

    Text Solution

    |

  2. The rate of reaction becomes two times for every 10^(@)C rise in tempe...

    Text Solution

    |

  3. An endothermic reaction AtoB has an activatio energy 15 kaca/mole and ...

    Text Solution

    |

  4. The activation energy of a reaction is 58.3kJ/"mole". The ratio of the...

    Text Solution

    |

  5. Decompositon of NH(3) on gold surface follows zero order kinetics. If ...

    Text Solution

    |

  6. For XtoY(k(t+10))/(k(t))=3. If the rate constant at 300 k is Q "min"^(...

    Text Solution

    |

  7. At 300 K rate constant for Ato products at t=50 min is 0.02 s^(-1), th...

    Text Solution

    |

  8. The rate constant of a first order reaction at 27^@C is 10^(-3)mi n^(-...

    Text Solution

    |

  9. For A to B, [A] changed from 4.4 xx 10^(-2)M to 3.2 xx 10^(-2) M in 2...

    Text Solution

    |

  10. A gaseous phase reaction A2 to B +0.5C shows an increase in pressure...

    Text Solution

    |

  11. For the reaction N(2)O(5)to2NO(2)+1/2O(2), Given (-d[N(2)O(5)])/(dt)=K...

    Text Solution

    |

  12. The process 2A + B to C taking place in two steps: 1:2A to D"...

    Text Solution

    |

  13. Thermal decomposition for N2O5(g) follows 1st order kinetics as per...

    Text Solution

    |

  14. For the process 2A to products, rate of reaction w.r.t A at 10th sec...

    Text Solution

    |

  15. For N2 + O2 to 2NO, initially N2 & O2 are at pressures 500mm & 700 m...

    Text Solution

    |

  16. For H2 + Cl2overset(hv)(to) 2HCl , rate of reaction at t=0 is given b...

    Text Solution

    |

  17. For SO2Cl2(g) to SO2(g) +Cl2(g) , Pressure of SO2Cl2 changed from 5 a...

    Text Solution

    |

  18. For SO2Cl2(g)to SO2(g) + Cl2(g) Pressures of SO2Cl2 at t = 0 and t ...

    Text Solution

    |

  19. For 2H2O2 to 2H2O + O2 , t(0.5) = 0.301 hr. When [H2O2] at t =0 is 0....

    Text Solution

    |

  20. For 2SO2 + O2 to 2SO3 , rate of disappearance of SO2 is 4 xx 10^(-3) ...

    Text Solution

    |