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Which of the following metals is most re...

Which of the following metals is most readily corroded in moist air ?

A

Copper

B

Iron

C

Silver

D

Nickel

Text Solution

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The correct Answer is:
B
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OP TANDON-ELECTROCHEMISTRY-OBJECTIVE TYPE QUESTION (LEVEL -A)
  1. Among Na, Hg, S, Pt and graphite, which can be used as electrodes in e...

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  2. The most reactive metal among the following is:

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  3. Which of the following metals is most readily corroded in moist air ?

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  4. Which one of the following is not the correct representation?

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  5. Which of the following represents the reduction potential of silver wi...

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  6. If the solution of the CuSO(4) in which copper rod is immersed is dilu...

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  7. A solution of Cu(II) sulphate is reacted with KCl and KI. In which cas...

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  8. From the electrochemical series, it can be concluded that :

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  9. The oxidation potential of a hydrogen electrode at pH = 1 is (T = 298 ...

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  10. Which are true for a standard hydrogen electrode ?

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  11. For the half-cell reaction, Au^(3+) + 3e^(-) rarr Au the value of ...

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  12. When a piece of sodium metal is dropped in water, a reaction takes pla...

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  13. Which one is the wrong statement about electrochemical series?

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  14. The reduction potential values are given below AI^(3+)//AI =- 1.67 "...

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  15. From the values given in question No. 63, which one is the oxidising a...

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  16. The standard electrode potentials of four elements A, B, C and D are -...

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  17. Which of the following methods does not liberate hydrogen ?

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  18. A depolarizer used in dry cell is :

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  19. The oxide which can be reduced by hydrogen is :

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

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