Home
Class 12
CHEMISTRY
The role of a catalyst in a chemical rea...

The role of a catalyst in a chemical reaction is no change the

A

Heat of reaction

B

Products of reaction

C

Activation energy

D

Equilibrium constant

Text Solution

Verified by Experts

The correct Answer is:
C

Catalyst changes mechanism (path) of reaction due to which activation energy is changed.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    VMC MODULES ENGLISH|Exercise Level-2|50 Videos
  • CHEMICAL KINETICS

    VMC MODULES ENGLISH|Exercise Level-2 ( Numerical Value Type for JEE Main )|15 Videos
  • CHEMICAL KINETICS

    VMC MODULES ENGLISH|Exercise Level-0 (Long Answer Type )|6 Videos
  • CHEMICAL EQUILIBRIUM

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE - G|10 Videos
  • CHEMICAL THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - L|10 Videos

Similar Questions

Explore conceptually related problems

The role of a catalyst in a reversble reaction is to

The role of a catalyst is to change

The role of a catalyst is to change

What is the role of a catalyst in a reaction?

The addition of a catalyst during a chemical reaction alters which of the following quantities ?

The half-life of a chemical reaction does not change by either increasing or decreasing the initial concentration of reactant. What is the order of the reaction?

In a chemical reaction , a catalyst used for

A catalyst speeds up a chemical reraction by

VMC MODULES ENGLISH-CHEMICAL KINETICS -Level-1
  1. For the reaction , N2+3H2rarr2NH3 if (d[NH3])/(dt)=2xx10^(-4)"mol L"^(...

    Text Solution

    |

  2. The rate constant for the reaction, 2N(2)O(5) to 4NO(2) + O(2) is 2 x...

    Text Solution

    |

  3. The role of a catalyst in a chemical reaction is no change the

    Text Solution

    |

  4. Decomposition of NH(3) on the surface of tungsten is a reaction of :

    Text Solution

    |

  5. The ionic reactions are usually very fast because :

    Text Solution

    |

  6. Which of the following explains the fact that the reactions of high mo...

    Text Solution

    |

  7. On increasing the temperature by 10K, the rate of reaction becomes dou...

    Text Solution

    |

  8. In the presence of a catalyst, the heat evolved or absorbed during the...

    Text Solution

    |

  9. If K(1)= Rate constant at temperature T(1) and k(2) rate constant at t...

    Text Solution

    |

  10. A catalyst :

    Text Solution

    |

  11. Diazonium salt decomposes as C(6)H(5)N(2)^(o+)Cl^(ɵ) rarrC(6)H(5)Cl...

    Text Solution

    |

  12. Which of the following statement is not correct about order of a ...

    Text Solution

    |

  13. For a given reaction of first order, it takes 20 minutes for the conce...

    Text Solution

    |

  14. 7/8th of the active nuclei present in a radioactive sample has decayed...

    Text Solution

    |

  15. When ethyl acetate was hydrolyzed in the presence of 0.1 M HCl, the co...

    Text Solution

    |

  16. The amount of radioactive ""(52)I^(123) (t(1//2)=25 minutes) left afte...

    Text Solution

    |

  17. The half life of a first order reaction is 10 minutes. If initial amou...

    Text Solution

    |

  18. The rate of a gaseous reaction is given by the expression k[A]^(2)[B]^...

    Text Solution

    |

  19. For an endothermic reaction, Delta H represents the enthalpy of the re...

    Text Solution

    |

  20. In a first order reaction, 75% of the reactants disappeared in 1.386 h...

    Text Solution

    |