Home
Class 11
CHEMISTRY
A monoprotic acid in 0.1 M solution has...

A monoprotic acid in `0.1 M` solution has `K_(a)=1.0xx10^(-5)`. The degree of dissociation for acid is

A

`1.0%`

B

`99.9%`

C

`0.1%`

D

0.99

Text Solution

Verified by Experts

The correct Answer is:
A
`K_(a)=c alpha^(2) or 1.0 x 10^(-5)=0.1 x alpha^(2)`
`:.alpha=10^(-2) or 1%`
Promotional Banner

Topper's Solved these Questions

  • ACIDS & BASES

    NARAYNA|Exercise EXERCISE-II (H.W.) (SOLUBILITY PRODUCT & COMMON ION EFFECT)|18 Videos

  • 14TH GROUP ELEMENTS

    NARAYNA|Exercise Subjective Questions|6 Videos

  • ALKANES

    NARAYNA|Exercise Integer Answer Type|7 Videos

Similar Questions

Explore conceptually related problems

A trpical aspirin tablet constains 324 mg of aspirin (acetyl salicylic acid C_(9)H_(8)O_(4) ) a monoprotic acid having K_(a)=3.0xx10^(-4) . What is the degree of dissociation of salt and pH of the solution, if two aspirin tables are dissolved to prepare 300 mL solution in water ?

The degree of dissociation of acetic acid in a 0.1 M solution is 1.0xx10^(-2) . The pK_(a) of acetic acid value.

A monoprotic acid in 1.00 M solution is 0.01% ionised. The dissociation constant of this acid is

The ionisation constant of acetic acid is 1.74xx10^(-5) . The degree of dissociation of acetic acid in its 0.05 m solution and its pH are respectively

The dissociation constant of acetic acid at a given temperature is 1.69xx10^(-5) .The degree of dissociation of 0.01 M acetic acid in presence of 0.01 M HCl is equal to :

NARAYNA-ACIDS & BASES-EXERCISE-III
  1. The hydrogen ion concentration of a 10^(-8) M HCl aqueous soultion at ...

    Text Solution

    |

  2. Calculate the pOH of solution at 25^(@)C that contains 1xx10^(-10) M o...

    Text Solution

    |

  3. A monoprotic acid in 0.1 M solution has K(a)=1.0xx10^(-5). The degree...

    Text Solution

    |

  4. Equimolar solution of the following were prepared in water separately....

    Text Solution

    |

  5. Equal volumes of three acid solutions of pH 3, 4 and 5 are mixed in a ...

    Text Solution

    |

  6. The dissociation equilibrium of a gas AB, can be represented as The d...

    Text Solution

    |

  7. The values of K(p(1)) and K(p(2)) for the reactions X hArr Y+Z ….(i...

    Text Solution

    |

  8. Which of the following molecules acts as a Lewis acid?

    Text Solution

    |

  9. What is the [OH]^(-) in the final solution prepared by mixing 20.0mL o...

    Text Solution

    |

  10. The ionization constant of ammonium hydroxide is 1.77xx10^(-5) at 298 ...

    Text Solution

    |

  11. The dissociation constants for acetic acid and HCN at 25^(@)C are 1.5x...

    Text Solution

    |

  12. Which of the following molecular hydride act as a Lewis acid ?

    Text Solution

    |

  13. Which of the following describes correct sequence for decreasing Lewis...

    Text Solution

    |

  14. What is [H^(+)] in mol//L of a solution that is 0.20 M in CH(3)COONa a...

    Text Solution

    |

  15. In a buffer solution containing equal concentration of B^(-) and HB, t...

    Text Solution

    |

  16. A buffer solution is prepared in which the concentration of NH(3) is 0...

    Text Solution

    |

  17. Which of the following is least likely to behave as Lew is acid?

    Text Solution

    |

  18. Buffer solutions have constant acidity and alkalinity because

    Text Solution

    |

  19. pH of saturated solution of Ba(OH)(2) is 12. The value of solubility p...

    Text Solution

    |

  20. Equimolar solutions of the following substances were prepared separate...

    Text Solution

    |