Question

ii. The process by which metal coated with thick oxide layer to prevent from corrosion is
called
(a) Rancidity
(b) Anodising
(c) combustion
(d) Catenation​

Answer 1

Answer:

OPTION B

Explanation:

Anodising (also spelt anodizing in American English) is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. The process is called anodising because the part to be treated forms the anode electrode of an electrolytic cell.