Home
Class 11
CHEMISTRY
If the equilibrium constant for the reac...

If the equilibrium constant for the reaction `H^+(aq)+OH^-)(aq)iffH_2O(l)` is `10^13` at certain temperature then what is the `E^(@)` for the reaction, `2H_2O(l)+2e^-)iffH_2(g)+2OH^(-)(aq)`
(a)-0.858V
(b)0.547V
(c)4.37V
(d)1.09V

A

-0.858 V

B

0.547V

C

4.37V

D

1.09V

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    NARENDRA AWASTHI ENGLISH|Exercise LEVEL-3|37 Videos
  • ELECTROCHEMISTRY

    NARENDRA AWASTHI ENGLISH|Exercise Match the column|6 Videos
  • ELECTROCHEMISTRY

    NARENDRA AWASTHI ENGLISH|Exercise Subjective problems|14 Videos
  • DILUTE SOLUTION

    NARENDRA AWASTHI ENGLISH|Exercise leval-03|23 Videos
  • GASEOUS STATE

    NARENDRA AWASTHI ENGLISH|Exercise Subjective problems|15 Videos

Similar Questions

Explore conceptually related problems

The heat liberated in the following reaction H^(+)(aq)+OH^(-)(aq) to H_(2)O(l) is

The equilibrium constant of the reaction; Cu(s)+2Ag + (aq)⟶Cu 2+ (aq)+2Ag(s) E o =0.46V at 298K

The equilibrium constant of the reaction : Zn(s)+2Ag^(+)(aq)toZn(aq)+2Ag(s),E^(@)=1.50V at 298 K is

The equilibrium constant for the reaction given is 3.6xx10^(-7)OCl^(-)(aq)+H_2O(l)hArrHOCl(aq)+OH^(-)(aq). What is Ka for HOCl ?

If the equilibrium constant for the reaction Cd^(2+)(aq)+4NH_3(aq)iffCd(NH_3)_4^(2+)(aq) is 10^x then find the value of x. (Given: E_(Cd^(2+)"|"Cd)^(@)=-0.4V,E_(Cd(NH_3)_4^(2+)"|"Cd)^(@)=-0.61V )

Calculate the equilibrium constant of the reaction : Cu(s)+2Ag(aq) hArrCu^(2+)(aq) +2Ag(s) E^(c-)._(cell)=0.46V

Calculate the equilibrium constant of the reaction : Cu(s)+2Ag(aq) hArrCu^(2+)(aq) +2Ag(s) E^(c-)._(cell)=0.46V

Write the equilibrium constant expression for the following reactions : HCl( aq) +H_2O(l) hArr H_3O^(+) +Cl^(-) (aq)

Write the equilibrium constant expressions for the following reactions. NH_3( aq) +H_2O (l) hArr NH_4^(+) (aq) +OH^(-) (aq)

calculate the value of equilibrium constant (K_f) for the reaction: Zn^(2+)(aq)+4OH^(-)(aq)iffZn(OH)_4^(2-)(aq) Given: Zn^(2+)(aq)+2e^(-)toZn(s0,E^(@)=-0.76 V Zn(OH)_4^(2-)(aq)+2e^(-)toZn(s)+4OH^(-)(aq),E^(@)=-1.36 V 2.303(RT)/F=0.06

NARENDRA AWASTHI ENGLISH-ELECTROCHEMISTRY-LEVEL-2
  1. A layer of chromium metal 0.25 mm thick is to be plated on an auto bum...

    Text Solution

    |

  2. 100mL CuSO(4) (aq) was electrolyzed using inert electrodes by passing ...

    Text Solution

    |

  3. If the equilibrium constant for the reaction H^+(aq)+OH^-)(aq)iffH2O(l...

    Text Solution

    |

  4. A fuel cell develops an electrical potential from the combustion of bu...

    Text Solution

    |

  5. The cell Pt|H(2)(g,01 bar) |H^(+)(aq),pH=x||Cl^(-)(1M)|Hg(2)Cl(2)|Hg|P...

    Text Solution

    |

  6. For a cell reaction 2H2(g)+O2(g)to2H2O(l)/\rS(198)^(@)=-0.32KJ//k . Wh...

    Text Solution

    |

  7. What is the potential of an electrode which originally contained 0.1 M...

    Text Solution

    |

  8. The standard reduction potential of normal calomel electrode and reduc...

    Text Solution

    |

  9. Determine the potential of the following cell: Pt|H2(g,0.1 "bar")|H^...

    Text Solution

    |

  10. Copper reduced NO(3)^(-) into NO and NO(2) depending upon conc.of HNO(...

    Text Solution

    |

  11. For the cell, Pt|Cl2(g,0.4"bar")|Cl^(-)(aq,0.1M)"||"Cl^(-)(aq),0.01M)|...

    Text Solution

    |

  12. The chlorate ion can disproportinate in basic solution according to re...

    Text Solution

    |

  13. A cell diagram shown below contains of one litre of buffer solution of...

    Text Solution

    |

  14. Given the cell: Cd(s)|Cd(OH)2(s)|NaOH(aq,0.01M)|H2(g,1"bar")|Pt(s) w...

    Text Solution

    |

  15. calculate the e.m.f (in V) of the cell: Pt|H2(g)|BOH(Aq)"||"HA(Aq)|H...

    Text Solution

    |

  16. Calculate the potential of a half cell having reaction :Ag2S(s)+2e^(-)...

    Text Solution

    |

  17. The conductivity of 0.1 N NaOH solution is 0.022 Scm^(-1).When equal v...

    Text Solution

    |

  18. In above question after formation of NaCl, further 0.1 N HCl is added,...

    Text Solution

    |

  19. Given the following molar conductivity at 25^(@) C:, HCl,426Omega^(-1)...

    Text Solution

    |

  20. Equivalent conductivity of BaCl2,H2SO4 and HCl, are x1,x2"and"x3Scm^(-...

    Text Solution

    |