Home
Class 12
CHEMISTRY
In the presence of acid, the initial con...

In the presence of acid, the initial concentration of cane sugar was reduced from 0.2 M to 0.1 M in 5 h and to 0.05 M in 10 h. The reaction must be of

A

zero order

B

first order

C

second order

D

fractional order

Text Solution

Verified by Experts

As half life period is independent of initial concentration , the reaction must be of first order.
Promotional Banner

Topper's Solved these Questions

  • BIOMOLECULES

    NIKITA PUBLICATION|Exercise MCQs|428 Videos

  • Chemical Thermodynamics & Energetics

    NIKITA PUBLICATION|Exercise QUESTION FROM COMPETITIVE EXAM|35 Videos

Similar Questions

Explore conceptually related problems

Conisder a reaction A rarr B + C . The initial concentration of A was reduced form 2 M to 1 M in 1 h and form 1M to 0.25 M in 2h , the order of the reaction is

If the fermentaion of sugar in an enzymatic solution that is 0.12 M, the concentration of the sugar is reduced to 0.06 M in 10 h and to 0.03 M in 20 h. What is the order of the reaction?

If during the fermentation of sugar solution that is 0.12 M the concentration of sugar is reduced to 0.06 M in 10 h and to 0.03 M in 20 h the order of reaction is

The concentration of a reactant decreases from 0.2 M to 0.1 M in 10 minutes . The rate of the reaction is ______.

NIKITA PUBLICATION-CHEMICAL KINETICS -MCQs
  1. which of the following represents the expression for 3//4th life of ...

    Text Solution

    |

  2. In the reaction of aA + bB + cC to Products, i) if concentration of ...

    Text Solution

    |

  3. In the presence of acid, the initial concentration of cane sugar was r...

    Text Solution

    |

  4. The rate law for the reaction RCl + NaOH(aq) rarr ROH + NaCl is give...

    Text Solution

    |

  5. The rate law of the reaction A+2Brarr Product is given by (d("Product"...

    Text Solution

    |

  6. The rate of the elementary reaction, 2NO+O(2)rarr 2NO(2), when the v...

    Text Solution

    |

  7. The half-life period of a first order reaction is given by

    Text Solution

    |

  8. When the concentration of a reactant in reaction A rarr B is increased...

    Text Solution

    |

  9. For the hydrolysis of esters in alkaline medium rate expression is, -(...

    Text Solution

    |

  10. The half-life period of a first order reaction is

    Text Solution

    |

  11. For the elementary step (CH3)3 CBr((aq)) to (CH3)3C((aq))^++Br((aq))...

    Text Solution

    |

  12. Which of the following is an acceptable value of molecularity ?

    Text Solution

    |

  13. In the reaction 2A + B to Products, the order w.r.t. A is found to be ...

    Text Solution

    |

  14. The given hypothetical reaction is A oversetIto Boverset(II) to C ov...

    Text Solution

    |

  15. Which studying the decomposition of gaseous N2O5, it is observed that ...

    Text Solution

    |

  16. If the rate expresson for a chemical reaction is Rate= k [A] [B]^n the...

    Text Solution

    |

  17. If the rate of reaction between A and B is given by rate =k[A][B]^(2) ...

    Text Solution

    |

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

    Text Solution

    |

  19. The following equation for the rate constant indicates that the reacti...

    Text Solution

    |

  20. For the reaction A rarr B, the rate law expression is rate =k[A]. Whic...

    Text Solution

    |