JEE · NEET Previous Year Question
Which among the following metals is employed to provide cathodic protection to iron?
Topic: JEE PYQ
Answer: A. Full step-by-step solution below.
- AZinc
- BNickel
- CTin
- DLead
Correct answer: A
Solution
(a) : Zinc is traditionally used for cathodic protection of iron because it is cheap, adheres well to steel, with a relatively low galvanic potential and a small tendency to corrode. However, the corrosion rate is low in moist environmentsMore Electrochemistry PYQs
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