The dand fblock elements - Result Question 42

####42. Which of the following processes does not involve oxidation of iron?

[2015]

(a) Decolourization of blue CuSO4 solutution by iron

(b) Formation of Fe(CO)5 from Fe

(c) Liberation of H2 from steam by iron at high temperature

(d) Rusting of iron sheets

Show Answer

Solution:

  1. (b) Formation of Fe(CO)5 from Fe involves no change in oxidation state of iron.
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