Home
Class 12
CHEMISTRY
For the reaction: [Ag(CN)2]^- hArr Ag^+...

For the reaction:` [Ag(CN)_2]^- hArr Ag^+ + 2CN^-` the equilibrium constant `K_c` at `25^@C` is `4.0 xx 10^(-19) then the silver ion concentration in a solution which was originally 0.1 molar in KCN and 0.03 molar in `AgNO_3`

A

`7.5xx10^(18)`

B

`7.5xx10^(-18)`

C

`7.5xx10^(19)`

D

`7.5xx10^(-19)`

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 rate constant of a reaction is 2xx10^-5 sec^-1 . If the initial concentration is 0.1 M, the initial rate is

The equilibrium constant for the reaction , 3C_2H_2 hArr C_6H_6 is 4.0 at T K. If the equilibrium concentration of C_2H_2 is 0.5 mole/litre the concentration of C_6H_6.

A certain weak acid has a dissociation constant 1.0 xx 10^-4. What is the equilibrium constant for its reaction with a strong base?

For a system A+2B hArr 2C the equilibrium concentration are [A]=0.06, [B] = 0.12 and [C]=0.216 The K_c for the reaction is :

In the reaction, A+B hArr 2C , at equilibrium, the concentration of A and B is 0.20 mol litre^-1 each and that of C was found to be 0.60 mol litre^-1 . The equilibrium constant of the reaction ?

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

In the hydrolytic equilibrium A^- + H_2O hArr HA + OH^- K_a = 1.0 xx 10^(-5) . The degree of hysrolysis of 0.001 M solution of the salt is :

K_b for the hydrolysis reaction : B^+ +H_2O hArr BOH +H^+ is 1.0xx10^(-6) the hydrolysis constant of the salt is :

For the reaction a C(s) + CO_2(g) hArr 2CO(g) , the partial pressure of CO_2 and CO are 2.0 and 4.0 atm respectively at equilibrium. The K_p for reaction is:

MBD PUBLICATION-EQUILIBRIUM-QUESTION BANK
  1. If the system CaF2(s) hArr Ca^(2+) + 2F^- increasing the concentratio...

    Text Solution

    |

  2. When CO2 dissolves in water the following equilibrium is established, ...

    Text Solution

    |

  3. For the reaction: [Ag(CN)2]^- hArr Ag^+ + 2CN^- the equilibrium const...

    Text Solution

    |

  4. Calculate the concentration of hydroxyl ion in a solution left after m...

    Text Solution

    |

  5. Find the PH of saturated solution of Mg(OH)2 [Kp of Mg(OH2)=8.9xx 10^(...

    Text Solution

    |

  6. What is PH at which an acid indicator with Ka = 1xx 10^(-5) changes co...

    Text Solution

    |

  7. An acid type indicator Hin differ in colour from its conjugate base (I...

    Text Solution

    |

  8. Soda water has a PH value :

    Text Solution

    |

  9. The ionic product of water with the increase in temperature

    Text Solution

    |

  10. The PH of a solution is defined by the equation:

    Text Solution

    |

  11. If 1 M CH3COOHNa is added to 1M CH3COOH:

    Text Solution

    |

  12. The pH of mixture of , CH3COONA + CH3COOH after adding water shows va...

    Text Solution

    |

  13. The unit of ionic product of water (Kw) is :

    Text Solution

    |

  14. Isoelctric point is defined as the pH at which :

    Text Solution

    |

  15. The addition of HCl does not suppresses the ionisation of :

    Text Solution

    |

  16. Water acts as an acid in presence of :

    Text Solution

    |

  17. The dissociation constants of a weak acid and a weak base constituting...

    Text Solution

    |

  18. Which one is bronstad acid but not a bronstad base?

    Text Solution

    |

  19. The pH of blood is maintained by CO2 and H2CO3 in the body and chemica...

    Text Solution

    |

  20. Fear or excitement generally cause one to breathe rapidly and it resul...

    Text Solution

    |