The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making

The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads because maganese
A. gives hardness to steel
B. helps in the formation of oxides of iron
C. can remove oxygen from sulphur
D. can show high oxidation state of +7.

The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads bec

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