Home
Class 12
CHEMISTRY
What is threshold energy....

What is threshold energy.

Promotional Banner

Topper's Solved these Questions

  • BIOMOLECULES

    R G PUBLICATION|Exercise EXERCISE|78 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    R G PUBLICATION|Exercise EXERCISE|57 Videos

Similar Questions

Explore conceptually related problems

What is threshold frequency in the photoelectric effect?

In some chemical reactions, it is found that a larage number of colliding molecules have energy more than threshold energy value, yet the reactions are quite slow. Explain.

What is geothermal energy?

What is potential energy ?How is it measured?

What is potential energy? Explain it with an example.

What is the energy power by an electron when n=10?

What is the energy posses by an elecrton for n=3?

What is the order of energy gap in a semi- conductor?

R G PUBLICATION-CHEMICAL KINETICS-EXERCISE
  1. What is activated complex?

    Text Solution

    |

  2. A catalyst providesof a reaction of lower .

    Text Solution

    |

  3. What is threshold energy.

    Text Solution

    |

  4. Rate of a reaction is given by Z(AB)e^(Ea//RT). What does e^(-Ea//RT) ...

    Text Solution

    |

  5. What will be the effect of temperature on rate constant?

    Text Solution

    |

  6. If half life period of a first order reaction is x and 3//4th life per...

    Text Solution

    |

  7. What is the meaning of an elementary reaction?

    Text Solution

    |

  8. Show that the amount of the substance left after n-half lives in equal...

    Text Solution

    |

  9. For the reaction A rarr B, the concentration of a reactant changes fro...

    Text Solution

    |

  10. Write the difference between order and molecularity.

    Text Solution

    |

  11. What is compex reaction? Give one example What is the rate determining...

    Text Solution

    |

  12. Show that for a zero order reaction Kt=a0-a1 where K rarr rate const...

    Text Solution

    |

  13. From first order kinetics. We can write [R]=[R]0e^(-kt). Draw the grap...

    Text Solution

    |

  14. The following data were obtained for thermal decomposition of N2O5(g) ...

    Text Solution

    |

  15. Show that for a first order reaction, the half life is independed of t...

    Text Solution

    |

  16. A first order reaction has a rate constant 1.15xx10^(-3)s^(-1) how lon...

    Text Solution

    |

  17. Mention two factors that effect the rate of a chemical reaction.

    Text Solution

    |

  18. In a pseudo first order hydrolysis of ester in water the following res...

    Text Solution

    |

  19. In a pseudo first order hydrolysis of ester in water the following res...

    Text Solution

    |

  20. The date below are for the reaction of NO and Cl2 to form NOCl at 295K...

    Text Solution

    |