Home
Class 11
CHEMISTRY
Write the Nernst equation at 298 K for t...

Write the Nernst equation at 298 K for the electrode reaction
`2H^(+)(0.1M)+2e^(-)toH_(2)(g)`

Text Solution

AI Generated Solution

To derive the Nernst equation for the electrode reaction given, we will follow these steps: ### Step 1: Write the Nernst Equation The Nernst equation is given by: \[ E_{\text{cell}} = E^{\circ}_{\text{cell}} - \frac{RT}{nF} \ln Q \] ...
Promotional Banner

Topper's Solved these Questions

  • REDOX REACTIONS (OXIDATION AND REDUCTION)

    ICSE|Exercise SHORT ANSWER TYPE QUESTIONS |12 Videos

  • REDOX REACTIONS (OXIDATION AND REDUCTION)

    ICSE|Exercise ESSAY (LONG ANSWER) TYPE QUESTIONS|8 Videos

  • REDOX REACTIONS (OXIDATION AND REDUCTION)

    ICSE|Exercise REVIEW EXERCISES|37 Videos

  • ORGANIC CHEMISTRY : SOME BASIC PRINCIPLES AND TECHNIQUES

    ICSE|Exercise NCERT TEXT-BOOK EXERCISES (WITH HINTS AND SOLUTIONS )|72 Videos

  • SAMPLE QUESTION PAPER

    ICSE|Exercise Question|69 Videos

Similar Questions

Explore conceptually related problems

Write Nernst equation for the electrode reaction: M^(n+) +n e^(-) to M(s)

Write the relation between K_(p)and K_(c) for the following reactions (i) N_(2)(g)+3H_(2)(g)hArr2H_(2)(g)+O_(2)(g) (ii) 2H_(2)O(g)hArr2H_(2)(g)+O_(2)(g)

Write Nernst equation for the following cell reaction : Zn"|"Zn^(2+)(aq)"||"Cu^(2+)(aq)"|"Cu(s)

Write the relation between k_p and K_c for the following reactions. (i) N_2(g) +3H_2(g) hArr 2NH_3(g) (ii) 2H_2O(g) hArr 2H_2(g) +O_2(g)

Mark the correct Nernst equation for the given cell. F_((s))|Fe^(2+)(0.001 M) ||H^(+)(1M) | H_(2(g)) ( 1 bar ) | Pt_((s)) is

Calculate the cell e.m.f. and DeltaG for the cell reaction at 298K for the cell. Zn(s) | Zn^(2+) (0.0004M) ||Cd^(2+) (0.2M)|Cd(s) Given, E_(Zn^(2+)//Zn)^(@) =- 0.763 V, E_(Cd^(+2)//Cd)^(@) = - 0.403 V at 298K . F = 96500 C mol^(-1) .

Calculated the equilibrium constant for the following reaction at 298K : 2H_(2)O(l) rarr 2H_(2)(g) +O_(2)(g) Delta_(f)G^(Theta) (H_(2)O) =- 237.2 kJ mol^(-1),R = 8.314 J mol^(-1) K^(-1)

Write the Nernst equation and EMF of the following cells at 298K : a. Mg(s)|Mg^(2+)(0.001M)||Cu^(2+)(0.0001M)|Cu(s) b. Fe(s)|Fe^(2+)(0.001M)||H^(o+)(1M)|H_(2)(g)(1 ba r)|Pt(s) c. Sn(s)|Sn^(2+)(0.050M)||H^(o+)(0.020M)|H_(2)(g)(1 ba r)|Pt(s) d. Pt(s)|Br_(2)(1)|Br^(-)(0.010M)||H^(o+)(0.030M)|H_(2)(g)(1 ba r)|Pt(s)

Write the relation between K_(p) " and " K_(c) for the reaction: N_(2)(g) +3H_(2) (g) hArr 2NH_(3)(g)

Given C_(("graphite"))+O_(2)(g)toCO_(2)(g), Delta_(r)H^(0)=-393.5kJ" "mol^(-1) H_(2)(g)=+(1)/(2)O_(2)(g)toH_(2)O(1), Delta_(r)H^(0)=-285.8" kJ "mol^(-1) CO_(2)(g)+2H_(2)O(1)toCH_(4)(g)+2O_(2)(g) , Delta_(r)H^(0)=+890.3kJ" "mol^(-1) Based on the above thermochemical equations, the value of Delta_(r)H^(0) at at 298 K for the reaction C_(("graphite"))+2H_(2)(g)toCH_(4)(g) will be:

ICSE-REDOX REACTIONS (OXIDATION AND REDUCTION)-VERY SHORT ANSWER TYPE QUESTIONS
  1. Write the half equations for each of the following redox reactions. ...

    Text Solution

    |

  2. Write the half equations for each of the following redox reactions. ...

    Text Solution

    |

  3. Name the type of reaction that occurs at anode in an electrochemical c...

    Text Solution

    |

  4. What is the direction of flow of electrons in a galvanic cell?

    Text Solution

    |

  5. In what form does chemical energy get converted when the oxidising and...

    Text Solution

    |

  6. Define oxidation and reduction potentials.

    Text Solution

    |

  7. If E(Sn^(2+)//Sn)^(@)=-0.14V, what would be the value of E(Sn//Sn^(2+)...

    Text Solution

    |

  8. Define standard electrode potential.

    Text Solution

    |

  9. The standard reduction potential for silver electrode is +0.80 V. It i...

    Text Solution

    |

  10. E(Li^(+)//Li)^(@)=-3.05V and E(Ca^(2+)//Ca)^(@)=-2.87V, state which is...

    Text Solution

    |

  11. Among Na and Mg, which is more reactive and why?

    Text Solution

    |

  12. Write the cell reaction for each of the following cells. Pt,H(2)(g)|...

    Text Solution

    |

  13. Write the cell reaction for each of the following cells. Ni(s)|Ni^(2...

    Text Solution

    |

  14. In which direction the cell reaction would proceed if the E.M.F. of a ...

    Text Solution

    |

  15. Represent the cell corresponding to the following redox reaction and i...

    Text Solution

    |

  16. Write the Nernst equation at 298 K for the electrode reaction 2H^(+)...

    Text Solution

    |

  17. Determine the oxidation number of the underlined elements in the follo...

    Text Solution

    |

  18. Determine the oxidation number of C in the following: CO,CO(2),HCO(3...

    Text Solution

    |

  19. Determine the oxidation number of O in the following: OF(2),Na(2)O(2...

    Text Solution

    |

  20. Determine the change in the oxidation number of S in H(2)S and SO(2) i...

    Text Solution

    |