The substance that is used in the steel industry for the removal of carbon, sulphur and phosphorus impurities from pig iron is
a
oxygen
b
chlorine
c
nitrogen
d
hydrogen
Explanation
Correct Option
aVideo Explanation
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Discussions (9)

Lucy_Stewart
4 years ago
i really have not read on metals(iron) so i used common chemistry sense ie o2 reacts better than the rest

Emmykeys090
9 years ago
Pls myschool, the explanation is highly required in order to prove wether the answer is right or wrong. Thanks for your effort




