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Q. Which is the purest form of iron?
A Pig iron
B Cast iron
C Wrought iron
D Steel

1 Answer

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by (90.1k points)
Solution:
Wrought iron is purest form of iron. It contain \(99.5 \%\) iron, \(0.25 \%\) carbon and \(0.25 \%\) other impurities of \(S, P, S i\) etc.
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