Question

The organic or inorganic substances which when added to the environment are able to reduce the rate of corrosion are called ___________

(a) Inhibitors

(b) Stimulants

(c) Insulators

(d) Stipulator

The question was posed to me in an online interview.

My doubt is from Protective Measures Against Corrosion topic in chapter Corrosion, Electrolysis, Fuel Cells and Batteries of Engineering Chemistry II

Answer 1

The correct choice is (a) Inhibitors

Explanation: The organic or inorganic substances which when added to the environment are able to reduce the rate of corrosion are called inhibitors. They are also called corrosion inhibitors. A substance that prevents or decreases the rate of a chemical reaction is called a reaction inhibitor.