Home
Class 12
CHEMISTRY
If reversible reaction is exothermic in ...

If reversible reaction is exothermic in the forward direction , then -

A

activation energy is larger in the reverse reaction compared to the forward reaction

B

both the forward and reverse reactions have the same activation energy

C

activation energy for the reverse reaction is small

D

reaction does not require activation energy , as it is exothermic.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise MCQ HOTSPOT (More Than One Correct Type )|18 Videos
  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise EXERCISE (VERY SHORT ANSWER -TYPE QUESTIONS)|19 Videos
  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise SOLVED NCERT EXEMPLAR PROBLEMS (Long Answer Type)|4 Videos
  • BIOMOLECULES

    CHHAYA PUBLICATION|Exercise Practic Set 29|1 Videos
  • CHEMICAL THERMODYNAMICS

    CHHAYA PUBLICATION|Exercise Practice Set 6|15 Videos

Similar Questions

Explore conceptually related problems

"In any reversible reaction, the equilibrium constant for the forward reaction in the reciprocal of the equilibrium constant of the backward reaction"-explain.

The DeltaH of a reversible reaction in negative. Among the forward and the backward reactions, which will have a higher activation energy?

At a given temperature for a reversible reaction, K < I . The rate constant of the forward reaction is _________ than that of the reverse reaction.

For the reversible reaction A+2BhArrC+ heat, the forward reaction will proceed at-

For the reversible reaction A =+ 2B harr C+ Heat the forward raction will proceed at

For a reversible chemical reaction where the forward process is exothermic, which of the following statements is correct ?

B(OH)_3+NaOH iff Na[B(OH)_4] How can this reaction is made to proceed in forward direction ?

B(OH)_3 + NaOHhArr NaBO_2 + Na [B(OH)_4] + H_2O , The above reaction be made to proceed in forward direction by-

If a reversible reaction is carried out in a closed vessel, the reactant(s) is/are never used up completely. Explain the reaction with nan example.

CHHAYA PUBLICATION-CHEMICAL KINETICS-MCQ HOTSPOT (Single Correct Type )
  1. The activation energy of a reaction depends on -

    Text Solution

    |

  2. For a reaction, ArarrB , DeltaH = +xkJ .mol^(-1) and activation ener...

    Text Solution

    |

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

    Text Solution

    |

  4. The rate of a reaction at 37^(@)C is twice the rate of the reaction at...

    Text Solution

    |

  5. Arrhenius equation: k=Ae^(-E(a)//RT) . Which one of the following sta...

    Text Solution

    |

  6. For every 10 K rise in temperature , the rate of a reaction becomes d...

    Text Solution

    |

  7. At 300K , frequency factor (A) of a first order reaction is 1000 times...

    Text Solution

    |

  8. A reaction occurs in three steps . The rate constants of the first , s...

    Text Solution

    |

  9. At a given initial concentration of reactant , the half-life of a rea...

    Text Solution

    |

  10. For a reaction , the graph obtained by plotting t(1//2) of the reactio...

    Text Solution

    |

  11. The slope and intercept of a logk vs 1/T graph of a first order reacti...

    Text Solution

    |

  12. A reaction , 2Ararr product , follows a zero order kinetics. If the ra...

    Text Solution

    |

  13. Initial concentration of the reactant of a first order reaction with a...

    Text Solution

    |

  14. Half -life of a zero order reaction is 60 min . In an experiment , the...

    Text Solution

    |

  15. A first order reaction takes 46 min for its 99% completion . How much ...

    Text Solution

    |

  16. If reversible reaction is exothermic in the forward direction , then -

    Text Solution

    |

  17. An endothermic reaction have an activation energy of E(a)kJ.mol^(-1) ...

    Text Solution

    |

  18. In the reaction , A(g)rarr2B(g)+(1)/(2) C(g) , rate of formation of C ...

    Text Solution

    |

  19. In the reaction, A+3Brarr2C,(d[C])/(dt)=2xx10^(-4)"mol.L"^(-1).s^(...

    Text Solution

    |

  20. A reaction , Xrarr products , is first order. If takes 40min for its c...

    Text Solution

    |