Home
Class 12
CHEMISTRY
The first and second dissociation consta...

The first and second dissociation constant of an acid `H_(2)A` are `1.0xx10^(-5)` and `5.0xx10^(-10)` repectively. The overall dissociation constant of the acid will be

A

`5.0 xx10^(-5)`

B

`5.0 xx10^(15)`

C

`5.0 xx10^(-15)`

D

`2.0 xx10^(5)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 56

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

  • NTA NEET SET 58

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

Similar Questions

Explore conceptually related problems

The first and second dissociation constants of an acid H_(2)A are 1 xx 10^(-5) and 5 xx 10^(-10) respectively. The overall dissociation constant of the acid will be

The dissociation constants of two acids HA_(1) and HA_(2) are 3.0xx10^(-4) and 1.8xx10^(-5) respectively. The relative strengths of the acids will be approximately

The first and second dissociation constants of a weak diacidic base B(OH)_(2) are 1xx10^(-7) and 1.3xx10^(-14) respectively. Approximate pH of 0.1M solution of this base is

The dissociation constant of two acids HA_(1) " and " HA_(2) are 3.14 xx 10^(-4) " and " 1.96 xx 10^(-5) respectively . The relative strength of the acids will be approximately

The dissociation constant of a weak acid HA and weak base BOH are 2 xx 10^(-5) and 5 xx 10^(-6) respectively. The equilibrium constant for the neutralization reaction of the two is (ignnore hydrolysis of resulting salt )

NTA MOCK TESTS-NTA NEET SET 57-CHEMISTRY
  1. The rate law for the chemical reaction 2NO2Cl rarr 2NO2 +Cl2 + Cl2 = k...

    Text Solution

    |

  2. The hybridisation of atomic orbitals of nitrogen in NO2^+ , NO3^- and...

    Text Solution

    |

  3. Hard water can block radiators due to the formation of

    Text Solution

    |

  4. When two moles of hydrogen expands isothermally against a constant pre...

    Text Solution

    |

  5. When mercuric iodide is added to the aqueous solution of potassium iod...

    Text Solution

    |

  6. At CMC, the surfactant molecules :

    Text Solution

    |

  7. Reaction : 2Fe^(3+)+3I^(-) hArr 2Fe^(2+) + I3^(-) The standard reducti...

    Text Solution

    |

  8. The first and second dissociation constant of an acid H(2)A are 1.0xx1...

    Text Solution

    |

  9. Which of the following has the highest molar conductivity in solution?

    Text Solution

    |

  10. X reacts with dilute nitric acid to form 'laughing gas' . What is X ?

    Text Solution

    |

  11. In case of condensation of polymers ?

    Text Solution

    |

  12. How many octahedral and tetrahedral holes are present per unit cell in...

    Text Solution

    |

  13. Which of the following carbohydrate is a reducing sugar ?

    Text Solution

    |

  14. The products obtained form the following chemical reactions are respec...

    Text Solution

    |

  15. For a reaction (1)/(2)A rarr 2B, rate of disappearance of 'A' is relat...

    Text Solution

    |

  16. The ester , ethyl acetate is formed by the reaction of ethanol and ace...

    Text Solution

    |

  17. 0.078 g of a hydrocarbon occupy 22.414 mL of volume at S.T.P. The empi...

    Text Solution

    |

  18. The reaction between an alcohol and an acid with the elimination of wa...

    Text Solution

    |

  19. Maximum entropy will be in which of the following?

    Text Solution

    |

  20. The electronic configuration with the highest ionization enthalpy is :

    Text Solution

    |