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Write cell reaction and calculate electr...

Write cell reaction and calculate electrical work obtained from the following galvanic cell at standard condition . `Mg|Mg^(2+)(aq)||Ag^(+)(aq)|Ag` [Given : `E_(Mg^(2+)|Mg)^(0) = -2.36 volt and E_(Ag^(+)|Ag)^(0) = 0.80 volt.]`

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Write cell reaction and calculate electrical work obtained from the following galvanic cell at standard condition: Mg|Mg^(2+)(aq)||Ag^+(aq)Ag . Given: E_(mg2+/mg)^@=-2.36 volt & E_(ag+/Ag)^@=0.80 Volt]

Calculate the electrical work (at standard state) obtained from galvanic cell : Mg|Mg^(2+)(aq)||Ag^(+)(aq)|Ag Given : E_(Mg^(2+)|Mg)^(@)=-2.36V and E_(Ag^(2+)|Ag)^(@)=+0.80V

It the reaction, 2Ag(s)+Fe^(2+)(aq)rarr2Ag^(+)(aq)+Fe(s) possible? Given : E_(Fe^(2+)|Fe)^(@)=-0.44V and E_(Ag^(+)|Ag)^(@)=+0.80V .

Calculate E_("cell")^(@) of the cell Mg|Mg^(2+)||Cu^(+)|Cu Given : E_(Mg^(2+)|Mg)^(@)=-2.37V and E_(Cu^(+)|Cu)^(@)=+0.15V .

Write down the appropriate Nernst equation for the following voltaic cell and calculate the e.m.f. of the cell at 298 K. Fe(s)|Fe^(2+)(0.002M)||Ag^(+)(0.02M)|Ag(s) ["Given, "E_(Fe^(2+)|Fe)^(@)=-0.44V and E_(Ag^(+)|Ag)^(@)=+0.80V" at 298K"]

Which among the following vessels is used to store CuSO_(4) solution ? a Ag vessel [ Given E_(Zn^(2+)|Zn)^(0)=-0.76V, E_(Cu^(2+)|Cu)^(0)=+0.34V and E_(Ag^(+)|Ag)^(0)=0.80V ]

For the galvanic cell, Cu|Cu^(2+)(0.13M)||Ag^(+)(0.01M)|Ag (ii) Is the cell reaction spontaneous ? ["Given : "E_(Cu^(2+)|Cu)^(@)=+0.34V and E_(Ag^(+)|Ag)^(@)=+0.80V] .

Write down the appropriate Nernst equation for the following voltaic cell and calculate the e.m.f. of the cell at 298 K. Fe(s)|Fe^(2+)(0.002M)||Ag^+(0.02M)|Ag (s) (Given : E_(Fe^(2+)//fe)^@ =-0.44V and E_(Ag^+//Ag)^@ =0.80V at 298 K) 1+2

Determine DeltaG^(@) and the value of the equilibrium constant for the following reaction occurring in an electrochemical cell at 25^(@)C . Cu(s)+2Ag^(+)(aq)rarr Cu^(2+)(aq)+2Ag(s) Given that, E_(Cu^(2+)|Cu)^(@)=0.34V and E_(Ag^(+)|Ag)^(@)=0.80V

Which one of the following comments regarding the galvanic cell Ag|Ag^(+)(aq,0.01)||Ag^(+)(aq, 0.1M)|Ag is correct -

CHHAYA PUBLICATION-PREVIOUS YEARS QUESTION PAPER 2019-WBCHSE 2019 PART-B
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  4. Which of the following is lyophilic colloid ?

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  5. Which of the following is strongest base ?

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  6. Which of the following transition elements show +7 oxidation state ?

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  7. In which of the following metal ions hybridisation state in sp^3d^2 /

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  8. Which of the following is most reactive in SN2 reaction ?

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  9. Which of the following cannot be identified by iodoform test ?

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  10. Which of the following compounds does not respond to aldol condensatio...

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  11. Which of the following bases is not present in RNA ?

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  12. Which of the following bases is not condesation polymer ?

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  13. Which of the following is antihistamine drug ?

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  14. Which of the following is paracetamol ?

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  15. Arrange Li^(+), Na^(+) , and Rb^(+) ions in the ascending order of the...

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  16. What is the unit of electro-chemical equivalent ?

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  17. By which property of colloid, we can distinguish between colloidal sol...

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  18. Why is magnetic moment of ferric compounds more than ferrous compounds...

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  19. Write general electronic configuration of actinoids ?

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  20. Why is BHA added in butter ?

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