Home
Class 11
CHEMISTRY
The pH of a 0.1 molar solution of the ac...

The `pH` of a `0.1` molar solution of the acid `HQ` is `3`. The value of the ionisation constant, `K_(a)` of the acid is

A

`1xx10^(-3)`

B

`1xx10^(-5)`

C

`1xx10^(-7)`

D

`3xx10^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • EQUILIBRIUM

    MODERN PUBLICATION|Exercise Objective C.(MCQs)|11 Videos

  • EQUILIBRIUM

    MODERN PUBLICATION|Exercise Objective D.(MCQs) Passage|10 Videos

  • EQUILIBRIUM

    MODERN PUBLICATION|Exercise Objective A.(MCQs)|41 Videos

  • ENVIRONMENTAL POLLUTION

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|15 Videos

  • HALOALKANES AND HALOARENES

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|12 Videos

Similar Questions

Explore conceptually related problems

The pH of 0.1 M solution of a weak acid is 3. What is the value of the ionisation constant for the acid?

At 298 K, 0.1 M solution of acetic acid is 1.34 % ionised . What is the ionisation constant (K_(a)) for the acid ?

The pH of 0.1 M solution of cyanic acid (HCNO) is 2.34 . Calculate the ionization constant of the acid its degree of ionisation in the solution.

The pH of a solution of hydrochloric acid is 4. The molarity of this solution is

The pH of 0.1 M solution of an organic acid is 4.0. Calculate its dissociation constant.

In 0.1 M - solution, a mono basic acid is 1% ionized. The ionisation constant of the acid is

The pH of 0.1 M monobasic acid is 4.50 . The acidity constant (K_(a)) of the monobasic acid is

MODERN PUBLICATION-EQUILIBRIUM-Objective B.(MCQs)
  1. How many moles of Ca(OH)(2) must be dissolved to produce 250 mL of an ...

    Text Solution

    |

  2. The equilibrium constant for the reaction N(2)(g)+O(2)(g) hArr 2NO(g...

    Text Solution

    |

  3. The pH of a 0.1 molar solution of the acid HQ is 3. The value of the i...

    Text Solution

    |

  4. 1xx10^(-3)mole of HCl is added to a buffer solution made up of 0.01 M ...

    Text Solution

    |

  5. Calculate the pH of 10^(-8) M HCl solution .

    Text Solution

    |

  6. The two equilibrium AB hArr A^(+)+B^(-) and AB+B^(-)hArrAB(2)^(-) are ...

    Text Solution

    |

  7. 100 mL of 1N H2SO4 is mixed with 100 mL of 1M NaOH solution. The resul...

    Text Solution

    |

  8. pH of a saturated solution fo magnesium hydroxide in water at 298K is ...

    Text Solution

    |

  9. In a closed cylinder of capacity 24.6 L the following reaction occurs ...

    Text Solution

    |

  10. What shall be the pH of a solution formed by mixing 10 mL of 0.1 M H2S...

    Text Solution

    |

  11. What will be the solubility product of Ca(OH)2 if its solubility is sq...

    Text Solution

    |

  12. For the reaction, SO(2)(g)+1/2O(2)(g)hArrSO(3)(g) if K(p)=K(C)(RT)^(x)...

    Text Solution

    |

  13. Given that equilibrium constant for the reaction 2SO(2)(g) + O(2)(g)hA...

    Text Solution

    |

  14. The ratio of volumes of CH(3)COOH0.1 (N) to CH(3)COONa 0.1 (N) require...

    Text Solution

    |

  15. How many times a 0.1 M strong monobasic solution should be diluted so...

    Text Solution

    |

  16. The equilibrium pressure for the reaction MSO(4).2H(2)O (s) hArr MSO(...

    Text Solution

    |

  17. If the concentration of OH^(-) ions in the reaction Fe(OH)(3)(s)hArr...

    Text Solution

    |

  18. The equilibrium constant at 298K for a reaction, A+BhArrC+D is 100. If...

    Text Solution

    |

  19. Equilibrium constants for the following reaction 1200 K are given: 2...

    Text Solution

    |

  20. The reaction quotient, 'Qc' in useful in predicting the direction of t...

    Text Solution

    |