Home
Class 12
CHEMISTRY
A reaction is 50% complete in 2 hours an...

A reaction is 50% complete in 2 hours and 75% complete in 4 hours. What is the order of the reaction ?

Text Solution

Verified by Experts

It is a first order reaction because in first order reactions, `t_(0.75 ) = 2 t_(0.5)`
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) B. SHORT ANSWER QUESTIONS ) |119 Videos

  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) C.LONG ANSWER QUESTIONS ) |54 Videos

  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- I (OBJECTIVE QUESRTIONS) D. MATCH THE FOLLOWING ) |3 Videos

  • BIOMOLECULES

    ICSE|Exercise ISC EXAMINATION QUSTIONS (PART-I)(DESCRIPTIVE QUESTIONS)|21 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    ICSE|Exercise EXERCISE (PART - II (DESCRIPTIVE QUESTIONS) (LONG ANSWER QUESTIONS))|19 Videos

Similar Questions

Explore conceptually related problems

A reaction is 50% complete in 2 hours and 75% complete in 4 hours. What is the order of reaction?

A reaction is 50% complete in 2 hours and 75% complete in 4 hours. What is the order of reaction?

A reaction is 50 % complete in 2 hours and 75 % complete in 4 hours the order of reaction is

A reaction is 10% complete in 5min and 50% complete in 25 min . Which of the following is/are correct?

A first order reaction is 20% complete in 10 minutes. What is the specific rate constant for the reaction?

A first order reaction is 50% complete in 50 minutes at 300 K and the same reaction is again 50% complete in 25 minutes at 350K Calculate activation energy of the reaction.

A first order reaction is 50% completed in 20 minutes at 27^(@) C. The energy of activation of the reaction is-

A first order reaction is 50% complete in 30 minutes at 27^@ C. Calculate the rate constant of the reaction at 27^@ C.

ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) A. VERY SHORT ANSWER QUESTIONS (WITH ANSWERS ))
  1. For the reaction Cl2 (g) +2 NO(g) to 2 NOCI((g)) the rate law is exp...

    Text Solution

    |

  2. Is there any reaction for which reaction rate does not decrease with t...

    Text Solution

    |

  3. A reaction is 50% complete in 2 hours and 75% complete in 4 hours. Wha...

    Text Solution

    |

  4. The rate of reaction X to Y becomes 8 times when the concentration of...

    Text Solution

    |

  5. A first order reaction is 50% complete in 20 minutes. What is its rate...

    Text Solution

    |

  6. What is the order of a reaction whose rate constant has the same units...

    Text Solution

    |

  7. How is half-life period of a reaction is inversely proportional to ini...

    Text Solution

    |

  8. In some cases, it is found that large number of colliding molecules ha...

    Text Solution

    |

  9. In the reaction Ato B , if the concentration of A is plotted against t...

    Text Solution

    |

  10. What is the rate determining step of a reaction?

    Text Solution

    |

  11. The kinetics for the reaction, 2NO+2H2 to N2 + 2H2O is explained by t...

    Text Solution

    |

  12. Write the rate law and order for the following reaction: AB2 +C2 ...

    Text Solution

    |

  13. Define Elementary step in a reaction

    Text Solution

    |

  14. What is the temperature coefficient?

    Text Solution

    |

  15. What are effective collisions ?

    Text Solution

    |

  16. Define threshold energy.

    Text Solution

    |

  17. What is the effect of catalyst on the rate of reaction ?

    Text Solution

    |

  18. Define activation energy of a reaction.

    Text Solution

    |

  19. How is activation energy of a reaction affected? by using a catalys...

    Text Solution

    |

  20. How is activation energy of a reaction affected by increasing the te...

    Text Solution

    |