NEET 2015 Physics and Chemistry Cancelled Paper

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Question : 30 of 90

Marks: +1, -0

Which of the following processes does not involve oxidation of iron

[NEET 2015 C]

Decolourization of blue CuSO4 solutution by iron
Formation of Fe(CO)5 from Fe
Liberation of H2 from steam by iron at high temperature
Rusting of iron sheets

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