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The Zn acts as sacrificial or cathodic p...

The Zn acts as sacrificial or cathodic protection to prevent rusting of iron because :

A

`E_(OP)^(@)` of `ZnltE_(OP)^(@)` of Fe

B

`E_(OP)^(@)` of `ZngtE_(OP)^(@)` of Fe

C

`E_(OP)^(@)` of `Zn=E_(OP)^(@)` of Fe

D

Zn is cheaper than iron

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Zinc is used to protect corrosion of iron because

    A
    `E_("ox")` of ` Zn lt E_("ox")` of iron
    B
    `E_("red")` of `Zn lt E_("red")` of iron
    C
    Zn is cheaper than iron
    D
    Zn is abundantly available
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