Home
Class 12
CHEMISTRY
The dissociation constants of two acid H...

The dissociation constants of two acid `HA_1` and `HA_2` are `2.9xx10^(-4)` and `1.8xx10^(-5)` respectively The relative strengths of the acid will be :

A

1:4

B

4:1

C

1:16

D

16:1

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    MBD PUBLICATION|Exercise QUESTION BANK|299 Videos

  • GENERAL PRINCIPLES OF ISOLATION OF ELEMENTS

    MBD PUBLICATION|Exercise QUESTION BANK|564 Videos

Similar Questions

Explore conceptually related problems

The equilibrium constants for the reaction, Br_2 hArr 2Br at 500 K and 1xx10^-10 and 1xx^-5 respectively. The reaction is:

The dissociation constant of two weak acids are K_1 and K_2 their relative strength can given by:

Acetic acid and propionic acid have K_a value 1.75xx10^(-5) and 1.3xx10^(-5) respectively at a certain temperature. An equimolar solution of a mixture of the two acid is partially neutralised by NaOH. How is the ratio of the contents of acetate and proponate ions related to the K_a value and the molarity ?

Two spheres of radii 1 cm and 2 cm have been charged with 1.5 xx 10^(-8)C and 1.5xx10^(-7)C , respectively. If they are connected with a wire, will there be any charge flow? Explain.

If the dissociation constant of an acid HA is 1 xx 10^(-5) the Ph of a 0.1 M solution of the acid HA will be approximately:

MBD PUBLICATION-EQUILIBRIUM-QUESTION BANK
  1. 18 ml of mixture of acetic acid and sodium acetate required 6 ml of 0....

    Text Solution

    |

  2. A certain ion B^- has an Arhenius constant of basic character (equ. Co...

    Text Solution

    |

  3. Acetic acid and propionic acid have Ka value 1.75xx10^(-5) and 1.3xx10...

    Text Solution

    |

  4. The ionisation constant of NH4^+ in water is 5.6xx10^(-10) at 25^@C th...

    Text Solution

    |

  5. If PKbfor fluoride ion at 25^@C is 10.83. predict the ionisation const...

    Text Solution

    |

  6. Approximate PH of 0.10 M aqueous H2S solution having K1 and K2 for H2S...

    Text Solution

    |

  7. Which of the following species is more soluble in water ?

    Text Solution

    |

  8. The self ionisation constant for pure formic acid K=[HCOOH2^+][HCOO^-]...

    Text Solution

    |

  9. Liquid ammonia ionises to a slight extent. At -50^@C its self ionisati...

    Text Solution

    |

  10. What is the concentration of fluoracetic acid (Ka of acid = 2.6xx10^(...

    Text Solution

    |

  11. What molar concentration of NH3 provides a [OH^-] OF 1.5xx10^(-3) ? (K...

    Text Solution

    |

  12. 1 ml of 0.1 N Hcl is added to 999 ml solution of NaCl . The PH of the ...

    Text Solution

    |

  13. What is the volume of water needed to dissolve 1 g of BaSO4 (Ksp=1.1xx...

    Text Solution

    |

  14. The solubility of BaSO4 in water is 0.00233 g per litre at 30^@C . The...

    Text Solution

    |

  15. Formic acid is 4.6% dissociated in a 0.1 N solution at 20^@C . The ion...

    Text Solution

    |

  16. The dissociation constants of two acid HA1 and HA2 are 2.9xx10^(-4) an...

    Text Solution

    |

  17. In the hydrolytic equilibrium A^- + H2O hArr HA + OH^- Ka = 1.0 xx...

    Text Solution

    |

  18. For preparing a buffer solution of pH 6 BY mixing sodium acetate and a...

    Text Solution

    |

  19. At 20^@C the [Ag^+] in a saturated solution of Ag2CrO4 is 1.5xx10^(-4...

    Text Solution

    |

  20. Let the solubilities of AgCl in H2O 0.01 M CaCl2 0.01 M NaCl and 0.05 ...

    Text Solution

    |