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Depict the galvanic cell in which the ce...

Depict the galvanic cell in which the cell reaction is `Cu+2Ag^(+)rarr 2Ag+Cu^(2+)`.

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`Cu|Cu^(2+)||Ag^(+)|Ag`
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Depict the galvanic cell in which the reaction Zn(s)+2Ag^(+)(aq)rarr Zn^(2+)(aq)+2Ag(s) takes place. Further show : (iii) Individual reaction at each electrode.

Depict the galvanic cell in which the reqaction Zn(s)+2Ag^(+)(aq)rarr Zn^(2+)(aq)+2Ag(s) takes place. Further show : (ii) The carriers of the current in the cell.

Depict the galvanic cell in which the reqaction Zn(s)+2Ag^(+)(aq)rarr Zn^(2+)(aq)+2Ag(s) takes place. Further show : (i) Which of the electrodes is negatively charged ?

Calculate the standard cell potentials of the galvanic cells in which the following reactions take place : Fe^(2+)(aq)+Ag^(+)(aq)rarr Fe^(3+)(aq)+Ag(s) Calculate Delta_(r )G^(0) , equilibrium constant of the reactions.

Calculate the standard cell potential of the galvanic cell in which the following reaction takes place: Fe%(2+)(aq)+Ag^(+)(aq)rarrFe^(3+)(aq)+Ag(s) Calculate the Delta_(r)G^(@) and equilibrium constant of the reaction also. (E_(Ag^(+)|Ag)^(@)=0.80V, E_(Fe^(3+)|Fe^(2+))^(@)=0.77V)

Represent the cell in which the given reaction occurs : Mg(s)+2Ag^(+)(0.0001M)rarr Mg^(2+)(0.134M)+2Ag(s) Calculate its E_("cell") if E_("cell")^(@)=3.17V.

Represent symbolically the galvanic cells in which the following reaction occurs. Calculate the standard electromotive forces of the cells : (1) Fe+CuSO_(4)rarr FeSO_(4)+Cu Given : E_(Fe^(2+)|Fe)^(@)=-0.44V, E_(Sn^(2+)|Zn)^(@)=-0.14V , E_(Cu^(2+)|Cu)^(@)=0.34V, E_(Zn^(2+)|Zn)^(@)=-0.76V , E_(H^(+)|(1)/(2)H_(2))^(@)=0.00V .

Represent symbolically the galvanic cells in which the following reaction occurs. Calculate the standard electromotive forces of the cells : (2) Fe+Sn^(2+)rarr Fe^(2+)+Sn Given : E_(Fe^(2+)|Fe)^(@)=-0.44V, E_(Sn^(2+)|Zn)^(@)=-0.14V , E_(Cu^(2+)|Cu)^(@)=0.34V, E_(Zn^(2+)|Zn)^(@)=-0.76V , E_(H^(+)|(1)/(2)H_(2))^(@)=0.00V .

Represent symbolically the galvanic cells in which the following reaction occurs. Calculate the standard electromotive forces of the cells : (3) Zn+H_(2)SO_(4)rarr ZnSO_(4)+H_(2) Given : E_(Fe^(2+)|Fe)^(@)=-0.44V, E_(Sn^(2+)|Zn)^(@)=-0.14V , E_(Cu^(2+)|Cu)^(@)=0.34V, E_(Zn^(2+)|Zn)^(@)=-0.76V , E_(H^(+)|(1)/(2)H_(2))^(@)=0.00V .

CHHAYA PUBLICATION-ELECTROCHEMISTRY-SOLVED NCERT EXEMPLAR PROBLEMS (Short Answer Type)
  1. Under what condition is E("cell")=0 or Delta(r)G=0?

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  2. What does the negative sign in the expression E(Zn^(2+)|Zn)^(@)=-0.76V...

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  3. Aqueous copper sulphate solution and aqueous silver nitrate solution a...

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  4. Depict the galvanic cell in which the cell reaction is Cu+2Ag^(+)rarr ...

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  5. Value of standard electrode potential for the oxidation of Cl^(-) ions...

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  6. What is electrode potential ?

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  7. Consider the following diagram in which an electrochemical cell is cou...

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  8. Why is alternating current used for measuring resistance of an electro...

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  9. A galvanic cell has electrical potential of 1.1 V. If an opposing pote...

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  10. How will the pH of brine (aq. NaCl solution) be affected when it is el...

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  11. Unlike dry cell, the mercury cell has a constant cell potential throug...

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  12. Solutions of two electrolytes 'A' and 'B' are diluted. The Lambda(m) o...

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  13. When acidulated water (dil. H(2) SO(4) solution) is electrolysed, will...

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  14. In an aqueous solution how does specific conductivity of electrolytes ...

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  15. Which reference electrode is used to measure the electrode potential o...

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  16. Consider the following galvanic cell given below- Cu|Cu^(2+)||Cl^(-...

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  17. Write the Nernst equation for the cell reaction in the Daniel cell. Ho...

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  18. What advantage do the fuel cells have over primary and secondary batte...

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  19. Write the cell reaction of a lead storage battery when it is discharge...

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  20. Why on dilution Lambda(m) of CH(3)COOH increases drasti- cally, but t...

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