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Which defines the standard reduction ele...

Which defines the standard reduction electrode potential of `Zn^(2+)` ions?

A

`Zn_((aq))^(2+) + 2e rarr Zn_((s)) , [Zn^(2+)]=1M`

B

`Zn_((g)) rarr Zn^((2+))+2e, [Zn^(2+)]=1M`

C

`Zn_((aq))^(2+) rarr Zn_((s)) + 2e, [Zn^(2+)]=1M`

D

`Zn_((g))^(2+) rarr Zn_((s)) - 2e, [Zn^(2+)]=1M`

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AAKASH SERIES-ELECTROCHEMISTRY -OBJECTIVE EXERCISE - 1 ( Electrode potentials and EMF)
  1. The following are some statements about normal hydrogen electrode ...

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  2. A standard hydrogen electrode has zero electrode potential because

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  3. Which defines the standard reduction electrode potential of Zn^(2+) io...

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  4. The reference electrode is made by using

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  5. The more electro positive element has

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  6. A smuggler could not carry gold by depositing iron on the gold surface...

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  7. {:(" LIST - 1 ", " LIST - 2 "),( "A) Very dilute " H(2)...

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  8. Standard reduction electrode potential of three metals A, B and C are ...

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  9. The difference of potential of two electrodes in a galvanic cell is kn...

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  10. Standard reduction electrode potential of three metals A, B and C are ...

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  11. Zn gives H2 gas with H2SO4 and HCl but not with HNO3 because

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  12. The standard reduction potentials at 298 K for the following half cell...

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  13. When Zn piece is kept in CuSO4 solution, copper gets precipitated beca...

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  14. Beryllium is placed above magnesium in the Il group. When beryllium du...

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  15. For I2 + 2e to 2I^(-) , standard reduction potential = + 0.54 volt. Fo...

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  16. Which of the following reactions are not feasible?

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  17. E^(@) for Fe^(2+) + 2e to Fe is -0.44 V , E^(@) for Zn^(2+) + 2e to ...

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  18. Based on the data given below , the correct order of reducing power i...

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  19. The S.R.Ps of Cu^(2+) // Cu , Hg^(2+)//Hg and Zn^(2+)//Zn are respecti...

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  20. For the cell prepared from electrod A , Cr2O7^(2-) |Cr^(3+) , E("red"...

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