Home
Class 12
CHEMISTRY
Consider the following reaction : H(2)...

Consider the following reaction :
`H_(2)(g)+I_(2)(g)rarr2HI(g) and "Rate" =k[H_(2)][I_(2)]`
Which one of the following statement is correct ?

A

The reaction must occur in a single step

B

This is a second order reaction overall

C

Raising the temperature will cause the value of k to decrease

D

Raising the temperature lowers the activation energy for the reaction

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    OP TANDON|Exercise OBJECTIVE QUESTIONS (LEVEL-B) SET I|48 Videos

  • CHEMICAL KINETICS

    OP TANDON|Exercise OBJECTIVE QUESTIONS (LEVEL-B) SET II|13 Videos

  • CHEMICAL KINETICS

    OP TANDON|Exercise PRACTICE PROBLEMS|70 Videos

  • CARBOXYLIC ACIDS AND THEIR DERIVATIVES

    OP TANDON|Exercise Integer|4 Videos

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Self Assessment (Integer type).|3 Videos

Similar Questions

Explore conceptually related problems

For the reactions, (i) H_(2)(g)+Cl_(2)(g)=2HCl(g)+xkJ (ii) 2HCl(g)=H_(2)(g)+Cl_(2)(g)-ykJ Which one of the following statements is correct?

The reaction rate of the reaction H_(2)(g)+Br_(2)(g)rarr2HBr(g) is given by r=k[H_(2)][Br_(2)]^(1//2) Which of the following statement/is/are true ?

For the reaction (i) H_(2)(g)+Cl_(2)(g)=2HCl(g)+xkJ (ii). H_(2)(g)+Cl_(2)(g)=2HCl(l)+ykJ which one of the following statements is correct?

For the reaction, 2NH_(3)(g)toN_(2)(g)+3H_(2)(g) , which of the following statement is correct ?

For the following reaction at 298 K, H_(2(g))+1/2 O_(2(g))to H_2 O_((l)) , Which of the following alternative is CORRECT?

For reaction H_(2)(g) +I_(2)(g) hArr 2HI (g) The value of K_(p) changes with

Complete the following reactions : (i) CuO(s) +H_(2)(g) to (ii) CO(g) +H_(2)(g) to

OP TANDON-CHEMICAL KINETICS-OBJECTIVE QUESTIONS (LEVEL-A)
  1. The rate of the reaction 2NO+O(2)rarr2NO(2),"at" 25^(@)C is r=k[NO]^...

    Text Solution

    |

  2. For the reaction, 2NO+Cl(2)rarr2NOCl the following mechanism has b...

    Text Solution

    |

  3. Consider the following reaction : H(2)(g)+I(2)(g)rarr2HI(g) and "Rat...

    Text Solution

    |

  4. How will the rate r=k[SO(2)][[O(2)] of reaction, 2SO(2)+O(2)rarr2SO...

    Text Solution

    |

  5. In the formation of sulphur trioxide by the contact process, 2SO(2)+...

    Text Solution

    |

  6. For a first order reaction the rate constant is 6.909 "min"^(-1). The ...

    Text Solution

    |

  7. For the reaction A+2BrarrC+D,(d[A])/(dt)k=[A][B]^(2) the expression ...

    Text Solution

    |

  8. Which of the follwing statement is not correct for the reaction, 4A+...

    Text Solution

    |

  9. The overall rate of a reaction is governed by :

    Text Solution

    |

  10. The rate constant of a reaction does not depend upon:

    Text Solution

    |

  11. The half life period of a first order chemical reaction is 6.93 minute...

    Text Solution

    |

  12. For the chemical reaction XrarrY, it is found that the rate of reactio...

    Text Solution

    |

  13. From different sets of data of t(1//2) at diifferent initial concentra...

    Text Solution

    |

  14. Diazonium salt decomposes as C(6)H(5)N(2)^(+)Cl^(-) rarr C(6)H(5)Cl ...

    Text Solution

    |

  15. For the reaction N(2)(g)+3H(2)(g)rarr2NH(3)(g), uneder certain conditi...

    Text Solution

    |

  16. The rate constant, the activation energy, and the Arrhenius parameter ...

    Text Solution

    |

  17. In the reaction BrO^(-3)(aq) + 5Br^(-) (aq) + 6H^(+) rarr 3Br(2)(1) ...

    Text Solution

    |

  18. K is rate constant at temp T then value of underset(Ttooo)lim log K i...

    Text Solution

    |

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

    Text Solution

    |

  20. In gaseous reaction, important for the understanding of the upper atmo...

    Text Solution

    |