Home
Class 12
CHEMISTRY
For a chemical reaction, mA to xB, the...

For a chemical reaction,
`mA to xB`, the rate law is `r=k[A]^2`. If the concentration of A is doubled, the reaction rate will be

A

Doubled

B

Quadrupled

C

Increases by 8 times

D

Unchanged

Text Solution

Verified by Experts

The correct Answer is:
B

`r= k[2A]^2`
When concentration of A is doubled
Promotional Banner

Topper's Solved these Questions

  • K-CET-CHEMISTRY - 2018

    SUNSTAR PUBLICATION|Exercise MULTIPLE CHOICE QUESTION|60 Videos
  • K-CET-CHEMISTRY-2014

    SUNSTAR PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS |60 Videos

Similar Questions

Explore conceptually related problems

For a chemical reaction A+B rarr C it has been found that : (i) rate becomes double when the concentrations of A is doubled (ii) rate becomes 16 times when the concentrations of both A and B are doubled . The rate expression is :

For a reaction : aA rarr bB , the rate of reaction is doubled when the concentration of A is increased by four times. The rate of reaction is equal to

SUNSTAR PUBLICATION-K-CET-CHEMISTRY 2016-Multiple Choice Questions
  1. Osmotic pressure of the solution can be increased by,

    Text Solution

    |

  2. The amount of current in Faraday is required for the reduction of 1 mo...

    Text Solution

    |

  3. For a chemical reaction, mA to xB, the rate law is r=k[A]^2. If the ...

    Text Solution

    |

  4. Schottky defect in a crystal is observed when,

    Text Solution

    |

  5. 3A t0 2B ,rate of reaction + (d[B])/(dt)is equal to

    Text Solution

    |

  6. The activation energy of a chemical reaction can be determined by,

    Text Solution

    |

  7. Which of the following statement is incorrect w.r.t. Physisorption ?

    Text Solution

    |

  8. Sulphur sol contains

    Text Solution

    |

  9. Reactions in Zeolite catalyst depend on,

    Text Solution

    |

  10. Write the IUPAC name of CH(3) - underset(CH(3))underset(|)overset(Br)o...

    Text Solution

    |

  11. Replacement of Cl of Chlorobenzene to give phenol requires drastie con...

    Text Solution

    |

  12. In the reaction : Ethnol overset(PCl5)to X overset("alc KOH")to Y ...

    Text Solution

    |

  13. Which of the following compound is most acidic ?

    Text Solution

    |

  14. Benzene carbaldehyde is reacted with concentrated NaOH solution to giv...

    Text Solution

    |

  15. The reaction which involves dichlorocarbene as an electrophile is,

    Text Solution

    |

  16. Ethanol is converted into ethoxy ethane,

    Text Solution

    |

  17. An organic compound ulX is oxidised by using acidified K2 Cr2 O7 solu...

    Text Solution

    |

  18. Predict the product .C in the following series of reactions : CH3 ...

    Text Solution

    |

  19. The number of oxygen atoms in 4.4 gm of CO2 is,

    Text Solution

    |

  20. If the bond energies of H-H, Br-Br and H-Br are 433, 192 and 364 kJ "m...

    Text Solution

    |