Consider the following reaction : Fe_2O_3(s) + 2Al(s) 2Fe(s) + Al_2O_3(s) Which of the following statements about the given reaction is NOT correct ?

NDA 2023 Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)NDA 2023

Consider the following reaction : Fe_2O_3(s) + 2Al(s) \rightarrow 2Fe(s) + Al_2O_3(s) Which of the following statements about the given reaction is NOT correct ?

(A)It is an example of displacement reaction
(B)It is highly endothermic reactionCorrect
(C) acts as oxidizing agent
(D)This reaction is applicable to joining of railway tracks

Answer: (B)

Solution

This is the thermit reaction. Aluminium displaces iron from iron(III) oxide; is reduced and so acts as the oxidising

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Question ID VK-032502