how is almunium used to join rail track
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Generally the aluminium in powdered form is used in the thermite reaction which is very much exothermic reaction in nature...thus it melts the iron rails and the gaps are filled to join them again
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aluminium is used to join railway track by thermit reaction
equation:- FeO3 + 2Al gives Al3O3 +2Fe +heat
equation:- FeO3 + 2Al gives Al3O3 +2Fe +heat
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