Question

a trivalent metal x is a used along with iron oxide to join broken iron rails which is a highly exothermic reaction
a) identify the metal x ?
b) name the technique?
c) write the reaction ?​

Answer 1

Answer:

the molten iron is poured between the broken iron pieces to join them. this process is called as aluminothermy or thermite welding. 1. ... Reaction is ---- Fe2O3+ 2 Al→Al2O3+ 2 Fe This is also called as thermite reaction.