Compound X and aluminium are used to join railway tracks.
(a) Identify the compound X
(b) Name the reaction
(c) Write down its reaction.

AcademicChemistryNCERTClass 10

(a) Compound X Is iron oxide (Fe2O3 ).
(b) This reaction is called a thermite reaction.
(c) This reaction is given by the following equation: 
$Fe_2O_3(s) + 2Al(s)→ Al_2O_3 (s) + 2Fe(s) + Heat$
Ferric oxide + Aluminium → Aluminium + Iron Oxide + heat. 
Updated on 10-Oct-2022 13:27:26