Question

What is thermit reaction?Give one example?​

Answer 1

Answer:

Thermit reaction is used to join railway track parts and other machine parts.

Fe2O3 +2Al = 2Fe +Al2O3

Answer 2

Thermite process is a reduction of metal oxide with highly reactive metal like sodium and aluminium. These reactions are highly exothermic. Iron oxide when reacted with aluminium gives iron and aluminium oxide and large amount of heat which meltsthe metal which is reduced.

Al +Fe2O3Al2O3 +Fe+ Heat