Home
Class 12
CHEMISTRY
Calculate the standard cell potentials o...

Calculate the standard cell potentials of galvanic cell in which the following reactions take place `2Cr_((s)) + 3Cd_((aq))^(2+)rarr 2Cr_(aq)^(3+) + 3Cd` `E_(Cr)^@ = -0.740 V, E_(Cd)^@ = -0.403 V, Calculate the `Delta_rG^@` and equilibrium constant of the reactions.

Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS

    CHETANA PUBLICATION|Exercise EXERCISE|179 Videos

  • Elements of groups 16, 17 and 18

    CHETANA PUBLICATION|Exercise EXERCISE|21 Videos

Similar Questions

Explore conceptually related problems

Calculate the emf of the cell in which the following reaction takes place: Ni(s) + 2Ag_((aq))^+ rarr Ni_((aq))^(2+) + 2 Ag (0.002M) (0.160M) E_(cell)^@ = 1.05 V .

The standard potential of the cell in which the following reaction occurs H_2 (g,1atm) + Cu^(2o+)(1M)rarr2H^(o+)(1M)+Cu(S), ( E^0Cu = 0.34V) is

The following redox reaction occurs in a galvanic cell. 2Al_((s))+3Fe_((aq))^(2+)(1M)rarr 2Al_((aq))^(3+)(1M)+3Fe : If E^@anode = -1.66 V and E^@cathode =-0.44 Calculate DeltaG^@ for reaction.

Write Nernst Equation for the following reactions:- Cr(s) + 3Fe^(3+)(aq) rarrCr^(3+)(aq) + 3Fe^(2+)(aq)

Consider the following redox reaction Mg_((s))+Sn_(aq)^(2+) rarr Mg_(aq)^(2+) +Sn_((s)) [Mg^(2+)] = 0.035M, [Sn^(2+)] = 0.025M , E_(Mg)^0 =- 2.37V and E_(Sn)^0 =-0.136V . Calculate DeltaG for the cell reaction.

Formulate a cell for each of the following reactions:- Mg(s) + Br_2(l)rarr Mg^(2+)(aq),+ 2Br^-(aq)

Classify the following reactions into different types. 2KClO_(3(s)) overset Delta rarr 2KCl_((aq))+3O_(2(g))

The following reaction occurs in a galvanic cell 2Cu^+ rarr Cu^(2+) + Cu If E_(cu^+ Cu^(2+)) ^@ = +0.16 V and E_(Cu^+Cu)^@ = 0.52 V , the standard cell potential will be

CHETANA PUBLICATION-Electrochemistry-EXERCISE
  1. Consider the following redox reaction Mg((s))+Sn(aq)^(2+) rarr Mg^2+ S...

    Text Solution

    |

  2. Calculate E(cell)^@, DeltaG^@ and equilibrium constant for the reactio...

    Text Solution

    |

  3. Calculate the standard cell potentials of galvanic cell in which the f...

    Text Solution

    |

  4. Calculate equilibrium constant for the reaction,Ni((s)) + 2Ag((aq))^(2...

    Text Solution

    |

  5. Set up the cell consisting of H((aq))^+ | H(2(g)) and Pb(aq)^(2+)| Pb(...

    Text Solution

    |

  6. Two solutions have the ratio of their concentrations 0.4 and ratio of ...

    Text Solution

    |

  7. On diluting the solution of an electrolyte

    Text Solution

    |

  8. 1 S m^2 mol^(-1) is equal to

    Text Solution

    |

  9. The standard potential of the cell in which the following reaction occ...

    Text Solution

    |

  10. For the cell, Pb(s) |Pb^(2o+)(1M)||Ag^(o+)(1M) |Ag (s), if concentrato...

    Text Solution

    |

  11. The strongest oxidising and reducing agents respectively are

    Text Solution

    |

  12. For the reaction Ni(s) + Cu^(2o+)(1M) rarr Ni^(2o+)(1M) + Cu (s), E^@ ...

    Text Solution

    |

  13. Which of the following is not correct?

    Text Solution

    |

  14. The oxidation reaction that takes place in lead storage battery during...

    Text Solution

    |

  15. Which of the following expressions represent molar conductivity of AI2...

    Text Solution

    |

  16. In the electrolysis of molten Al2O3 with inert electrodes

    Text Solution

    |

  17. The number of electrons that have a total charge of 965 coulombs is

    Text Solution

    |

  18. The time required to produce 2F of electricity with a current of 2.5am...

    Text Solution

    |

  19. The number of Faradays required to produce 0.5 mol of free metal from...

    Text Solution

    |

  20. The number of coulombs necessary to deposit 1g of potassium metal (mol...

    Text Solution

    |