Extraction of Metals - Result Question 47

####47. Addition of high proportions of manganese makes steel useful in making rails

(1998)

(a) gives hardness to steel

(b) helps the formation of oxides of iron

(c) can remove oxygen and sulphur

(d) can show highest oxidation state of +7

Show Answer

Solution:

  1. Addition of manganese to iron improve hardness of steel as well as remove oxygen and sulphur.


NCERT Chapter Video Solution

Dual Pane