Question

mention the type of corrosion takes place when metal comes in contact with the acid or base

Answer 1

Well corrosion of the  metal with the acid can be named as the acidic corrosion or corrosion due to acid. Actually corrosion is name given to the process in which a metal is slowly destroyed due to the natural process.

Answer 2

Acidic corrosion takes place when metal comes in the contact with acid. this is because as soon as acid comes in contact with metal the chemical reaction takes place between them resulting in corrosion in metal.