Chemistry, 28.03.2021 08:30 myanniespencer39
Q2 / Chose only one correct answer for the followings:
1. Difficult to monitor and very dangerous form of corrosion --
a) Galvanic, b) Crevice, c) Pitting, d) Stress corrosion cracking.
2. is a form of corrosion occurs due to the concentration difference in a
component
a) Uniform, b) Inter-granular, c) Stress corrosion, d) Crevice corrosion
3. Evolution of hydrogen type corrosion occurs in environment.
a) Alkaline, b) Acidic, c) Basic, d) Neutral.
4. The Chemical formula of Rust is
a) FeO, b) Fe2O3, c) Fe304 d) Fe2O3.nH20
5. The Anodic reaction involves dissolution of metal as corresponding metallic
ions with liberation of
a) Pair of electron, b) Free electron, c) Ions, d) Current in electrolytic
solution.
Answers: 2
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Q2 / Chose only one correct answer for the followings:
1. Difficult to monitor and very dangerous f...
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