Corrosion is a ___________ process.
Man-made
Natural
__________ is the specific field dedicated to controlling and preventing corrosion.
Corrosion engineering
Corrosive science
During corrosion, ________ of metals take place.
Oxidation
Reduction
__________ is a major oxidant that is responsible for the process of corrosion.
Oxygen
Sulfates
Both
_______ is obtained when Iron is subjected to corrosion.
Fine dust
Rust
The color of oxidized Iron is _________.
Red
Blue
One of the major factors that causes corrosion of metals is ___________.
Moisture
Heating
Electrochemical corrosion occurs when two dissimilar metals are present in a neutral medium.
True
False
Can corrosion occur in materials other than metals?
Yes
No
The term ___________ is used instead of corrosion when it comes to non metals.
Degradation
Deterioration
Corrosion of metals is an _________ phenomenon.
Electrochemical
Electromagnetic
The place where oxidation takes place on Iron is a ___________.
Cathode
Anode
When two different metals have physical or electrical contact with each other and are immersed in a common electrolyte, ________ corrosion takes place.
Organic
Galvanic
An example of the agent used to remove corrosion is ____________.
Phosphoric acid
Hydrochloric acid
_________ is applied to Iron tools to remove rust.
Petroleum Jelly
Naval Jelly
________ metals do not react readily with any other elements in their natural environment normally even at high temperatures.
Noble
Heavy
Which among the following metals is not a corrosion-resistant metal?
Palladium
Platinum
Copper
__________ is a method by which metals are protected from corrosion.
Electrolytic treatment
Cathodic protection
Hot-dip galvanization includes coating of metals with ___________.
Silicon
Zinc
_________ refers to the spontaneous formation of a thin film of corrosion products on the metal's surface.
Passivation
Preservation
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