Home
Class 12
CHEMISTRY
The rate constant of a reactant is 1.5 x...

The rate constant of a reactant is `1.5 xx 10^(-3)` at `25^(@)C` and `2.1 xx 10^(-2)` at `60^(@)C`. The activation energy is

A

`(35)/(333) R log_(e) (2.1xx10^(-2))/(1.5xx10^(-2))`

B

`(298xx333)/(35) R log_(e) (21)/(15)`

C

`(298xx333)/(35) R log_(e) 2.1`

D

`(298xx333)/(35) R log_(e) (2.1)/(1.5)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • QUESTION-PAPERS-2017

    BITSAT GUIDE|Exercise CHEMISTRY |40 Videos

  • SOLUTION

    BITSAT GUIDE|Exercise All Questions|52 Videos

Similar Questions

Explore conceptually related problems

The rate constant of a reaction is 1.2 xx10^(-3) s^(-1) at 30^@C and 2.1xx10^(-3)s^(-1) at 40^@C . Calculate the energy of activation of the reaction.

The rate constant for a reaction is 1.5 xx 10^(-7) at 50^(@) C and 4.5 xx 10^(7)s^(-1) at 100^(@) C . What is the value of activation energy?

The rate constant of a reaction is 1.5 xx 10^(7)s^(-1) at 50^(@) C and 4.5 xx 10^(7)s^(-1) at 100^(@) C. Calculate the value of activation energy for the reaction (R=8.314 J K^(-1)mol^(-1))

The rate constant of a reaction is 1.5 xx 10^(7)s^(-1) at 50^(@)C and 4.5 xx 10^(7) s^(-1) at 100^(@)C . Evaluate the Arrhenius parameters A and E_(a) .

The equilibrium constant for a reaction is 2 xx 10^(-23) " at " 25^(@)C " and " 2xx 10^(-2) " at " 50^(@)C. Is the reaction endothermic or exothermic ?

The rate constant of a reaction is 1.5xx10^(-4)s^(-1)" at "27&(@)C and 3xx10^(-4)s^(-1)" at "127^(@)C . The Ea is

The rate constant of a reaction is 1.2xx10^(-3)sec^(-1)" at "30^(@)C" and "2.1xx10^(-3)sec^(-1)" at" 40^(@)C . Calculate the energy of activation of the reaction.

BITSAT GUIDE-QUESTION-PAPERS-2018-CHEMISTRY
  1. Each edge of a cubic unit cell is 400pm long. If atomic mass of the e...

    Text Solution

    |

  2. Choroform , CHCl(3), boils at 61.7^(@)C. If the K(b) for choroform is ...

    Text Solution

    |

  3. pH of a 0.1Mmonobasic acid is found to be 2,Hence its osmotic pressure...

    Text Solution

    |

  4. On passing electric current of one ampere for 16 min and 5 sec through...

    Text Solution

    |

  5. A 100.0mL dilute solution of Ag^(+) is electrolysed for 15.0 minutes w...

    Text Solution

    |

  6. The accompanying figure depicts a change in concentration of species A...

    Text Solution

    |

  7. The rate constant of a reactant is 1.5 xx 10^(-3) at 25^(@)C and 2.1 x...

    Text Solution

    |

  8. Freundlich equation for adsorption of gases (in amount of Xg) on a sol...

    Text Solution

    |

  9. Which of the following feature of catalysts is described in reactions ...

    Text Solution

    |

  10. Which of the following is not a member of chalcogens?

    Text Solution

    |

  11. Pick out the wrong statement.

    Text Solution

    |

  12. Which of the following element do not form complex with EDTA?

    Text Solution

    |

  13. Which one of the cyano complexes would exhibit the lowest value of par...

    Text Solution

    |

  14. When an aqueous solution of copper (II) sulphate is saturated with amm...

    Text Solution

    |

  15. Here [Y] is a

    Text Solution

    |

  16. Following compounds are given 1.CH(3)CH(2)OH 2. CH(3)COCH(3) ...

    Text Solution

    |

  17. Arrange the following alcohols in increasing order of their reactivity...

    Text Solution

    |

  18. Thirty percent of the bases in a sample of DNA extracted from eukaryot...

    Text Solution

    |

  19. The blue colour of snail is due to presence o

    Text Solution

    |

  20. Which of the following is a diamine?

    Text Solution

    |