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Which of the following statements is wro...

Which of the following statements is wrong about galvanic cells

A

cathode is the positive electrode

B

cathode is the negative electrode

C

electrons flow from anode to cathode in the external circuit

D

reduction occurs at cathode

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The correct Answer is:
B
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AAKASH SERIES-ELECTROCHEMISTRY -LEVEL-I ( EXERCISE-I)
  1. The equivalent conductances of two strong electrolytes at infinite di...

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  2. In a Galvanic cell, the electrons flow from

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  3. Which of the following statements is wrong about galvanic cells

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  4. Which of the following statements is correct w.r.t. both electrolytic ...

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  5. Saturated solution of KNO3 is used to inake salt bridge because

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  6. (A): A salt bridge allows the flow of current by completing the electr...

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  7. The function of a salt bridge is

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  8. Which of the following is correct?

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  9. Which of the following statements is true for the electrochemical Dani...

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  10. The cell reaction of the galvanic cell, Cu(s) // Cu^(2+)(aq) // Hg^(2+...

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  11. (A) : The Daniel cell becomes dead after some time (R) : Oxidation...

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  12. The cell for which the cell reaction is H2 + Cu^(2+) to 2H^(+) + Cu is...

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  13. Which metal will dissolve if the cell works Cu|Cu^(2+)||Ag^(+)|Ag

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  14. The chemical reaction 2AgCl((s)) + H(2(g)) to 2HCl((aq)) + 2Ag((s)) t...

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  15. Which is a correct cell reaction ?

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  16. Stronger the oxidising agent greater is the

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  17. The reaction , 1//2H(2(g)) + AgCl((s)) to H((aq))^(+) + Cl((aq))^(-) ...

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  18. For spontanity of a cell, which is correct ?

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  19. If the cell reaction is spontaneous

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  20. (A) : If E^(0) " of " Cu^(2+)//Cu=+0.34V and E^(0) " of "Ag^(+) // Ag ...

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