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Out of Cu, Ag, Fe and Zn, the metal whic...

Out of Cu, Ag, Fe and Zn, the metal which can displace all others from their salt solutions is

A

Ag

B

Cu

C

Zn

D

Fe

Text Solution

Verified by Experts

The correct Answer is:
C
Zinc has lowest reduction potential among the given choices, hence can displace all other metals from their salt solution.
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MTG GUIDE-ELECTROCHEMISTRY-NEET Café (Topicwise Practice Questions) (CELLS AND ELECTRODE POTENTIAL)
  1. Electrode potentials (E(red)^@) of 4 elements A, B, C and D are -1.36,...

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  2. Which one of the following does not hold good for S.H.E?

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  3. For the electrochemical cell having E^@(M^+//M) =0.44 V and E^@(X//X...

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  4. The reference calomel electrode is made from which of the following?

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  5. Out of Cu, Ag, Fe and Zn, the metal which can displace all others from...

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  6. If half-cell reaction A+e^(-)toA^- has a large negative reduction pote...

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  7. Which of the substances Na, Hg, S, Pt and graphite can be used as elec...

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  8. In a Galvanic cell

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  9. Electrode potential data for a few elements is given Fe((aq))^(3+)+e...

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  10. The standard reduction potentials of 4 clements are given below. Which...

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  11. Fluorine is the best oxidising agent because it has

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  12. Zine gives H2 with H2SO4 and HCl but not with HNO3 because

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  13. The cell reaction of the galvanic cell: Cu((s))|Cu((aq))^(2+)||Hg((a...

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  14. Determine the standard reduction potential for the half cell reaction,...

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  15. Which reaction is not feasible?

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  16. The standard reduction potential values of the three metallic cations ...

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  17. Stronger the oxidising agent, greater is the

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  18. The reaction that takes place at anode is

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  19. Chlorine cannot displace

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  20. The standard reduction potential of Zn and Ag in water at 298 K are, ...

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