Question

a metal is highly reactive but becomes self protective when it undergoes corrossion
A) identify the metal
B)why does the metal become self protective when it undergoes corrossion​

Answer 1

Answer:

a)Aluminum

b)coz it forms a layer of basic oxide over it to protect itself

Answer 2

A) The metal is most probably Aluminium.

B) When aluminium corrodes, it forms an oxide layer on the surface by reacting with the oxygen in the atmosphere, thus protecting the lower layers from further damage.