Home
Class 12
CHEMISTRY
The rate constant is given by the equati...

The rate constant is given by the equation `K=Ae^(-E_(a)//RT)` which factor should register a decrease for the reaction to proceed more rapidly:

A

T

B

K

C

A

D

`E_(a)`

Text Solution

Verified by Experts

The correct Answer is:
D
with decrease in the activation energy, the rate of the reaction increases
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    NARAYNA|Exercise EXERCISE -1 (C.W) (RATE OF REACTION & FACTORS)|14 Videos

  • CHEMICAL KINETICS

    NARAYNA|Exercise EXERCISE -1 (C.W) (ORDER OF REACTION)|14 Videos

  • CHEMICAL KINETICS

    NARAYNA|Exercise CHECK YOUR GRASP|14 Videos

  • CARBOXYLIC ACID

    NARAYNA|Exercise All Questions|288 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    NARAYNA|Exercise ASSERTION & REASON TYPE QUESTIONS|10 Videos

Similar Questions

Explore conceptually related problems

The rate constant is given by the equation k = P.Ze^(-E_(a)//RT) . Which factor should register a decrease for the reaction to proceed more rapidly?

The rate constant is given by the equation k = P.Ze^(-E//RT) . Which factor should register a decrease for the reaction to proceed more rapidly ?

In Arrhenius equation , K=Ae^(-E_a//RT) . The A is

Unit of frequency factor A in: K=Ae^(-E_(a)//RT) is:

NARAYNA-CHEMICAL KINETICS -CUQ (RATE OF REACTION)
  1. A catalyst

    Text Solution

    |

  2. For the reaction 2NO(2) to 2NO + O(2) which of the following is false?

    Text Solution

    |

  3. The rate constant is given by the equation K=Ae^(-E(a)//RT) which fact...

    Text Solution

    |

  4. Arrhenius equation may be written as

    Text Solution

    |

  5. In Arrhenius plot, intercept is equal to

    Text Solution

    |

  6. For the reaction R rarr P when concentration of R is made double the r...

    Text Solution

    |

  7. In the reaction A + B rArr "Products", if B is taken in excess, then i...

    Text Solution

    |

  8. Give the units of the rate constant for second order reaction.

    Text Solution

    |

  9. A chemical reaction A + 2B rArr AB(2) follows in two steps A + B rAr...

    Text Solution

    |

  10. A graph between time (t) and the substance consumed at any time is fou...

    Text Solution

    |

  11. The reaction that obeys the expression t(1/2) = 1/(Ka) the order of re...

    Text Solution

    |

  12. The rate equation for the hydrolysis of an ester in presence of NaOH i...

    Text Solution

    |

  13. When moleucles of type A react with molecules of type B in one-step pr...

    Text Solution

    |

  14. The rate expression for a chemical reaction 2NO(2)F to 2NO(2) + F(2) i...

    Text Solution

    |

  15. The unit of rate of reaction and rate of rate constant are same for a ...

    Text Solution

    |

  16. If a reaction obeys the following equation K = (2.303)/t log a/(a - x)...

    Text Solution

    |

  17. Units for the rate constant of first order reaction is

    Text Solution

    |

  18. A zero order reaction is one whose rate is independent of

    Text Solution

    |

  19. The dimensions of rate constant of a second order reaction involves :

    Text Solution

    |

  20. The decomposition of H(2)O(2) is represented as H(2)O(2) to H(2)O + O"...

    Text Solution

    |