D-And F-Block Elements Ques 148

Question: The alloy of steel that is used in making automobile parts and utensils

[EAMCET 1979; MP PMT 1992]

Options:

A) Stainless steel

B) Nickel steel

C) Tungstun steel

D) Chromium steel

Show Answer

Answer:

Correct Answer: A

Solution:

Stainless steel is not corroded by air, moisture and small change in pH.

Made up of $ \underset{82percent}{\mathop{Fe}},, $ $ \underset{7percent}{\mathop{N}}, $ and $ \underset{11percent}{\mathop{Cr}}, $ .



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