Single Answer MCQ
Q-00019688

What factor is NOT necessary for the corrosion of iron?

1

Presence of water

2

Presence of air

3

High temperatures

4

Presence of an electrolyte

Answer and Solution

Answer

C. High temperatures

Solution:

High temperatures are not a requirement for iron to corrode, as corrosion can occur at ambient temperatures. Water, air, and electrolytes are key factors.

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