Question

Q6) A trivalent metal X is used along with iron Ill 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

$\huge\blue{Answer:}$

a) Metal X is Aluminium

b) Fe2O3 + 2Al → 2Fe + Al2O3 + heat

c) Thermite reaction