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52. Following reaction describes the rusting of iorn 4Fe+30,4Fe3 +602 . Which one of thefollowing statement is incorrect1) This is an example of a redox reaction 2) Metallic iron is reduced to Fe3) Fe3 is an oxidising agentWhich of the following is metal displacement reaction1) Zn + CuSO4 → ZnSO4 + Cu3) Ca+2H,0-Ca(OH),+H,4) Metallic iorn is a reducing agent2) 2Na +2H,O 2NaOH+ H24) 2HeO → 2Hg+0253.

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