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v34...

v34

A

5040

B

6210

C

385

D

1110

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The standard reduction electrode potentials of the three electrodes P,Q and R are respectively -1.76V, 0.34V and 0.8V. Then

    A
    Metal Q will displace the cation of P from its aqueous solution and deposit the metal P
    B
    Both metals Q and R will displace the cation of P from its aqueous solution and deposit the metal P
    C
    Metal R will displace the cation of P from its aqueous solution and deposit the metal R
    D
    Metal P will displae the cation of R from its aqueous solution and deposit the metal R

  • Standard electrode potential of Ag^(+)//Ag and Cu^(+)//Cu is +0.80V and +0.34V respectively. These electrodes are joint together by salt bridge if

    A
    copper electrode work like anode then `E_(cell)^(o)` is +0.45V
    B
    Silver electrode work like anode then `E_(cell)^(o)` is -0.34V
    C
    Copper electrode work like anode then `E_(cell)^(o)` is +0.46V
    D
    Silver electrode work like cathode then `E_(cell)^(o)` is-0.34V

  • Reduction potentials of A, B, C and D are 0.8 V, 0.79 V ,0.34 V and -2.37 V respectively. Which element displaces all the other three elements ?

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    B
    B
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