Quiz 1
Authored by sashibala kindo
Chemistry
University
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5 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
1. Which of the following is the correct definition of Corrosion?
(a) Metal combines with oxygen gives metal oxide is called corrosion
(b) Destruction of metals by the attack of environment is called corrosion
(c) Deterioration of metals by the attack of environment is called corrosion
(d) All
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
2. Dry corrosion is also called as________
(a) Chemical corrosion
(b) Electrochemical corrosion
(c) Wet corrosion
(d) Oxidation corrosion
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
3. Dry corrosion takes place in_________
(a) Homogeneous solutions
(b) Heterogeneous solutions
(c) Neither homogeneous nor heterogeneous
(d) Both homogeneous and heterogeneous solutions
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Wet corrosion is also called as___________
(a) Chemical cell
(b) Electro chemical cell
(c) Oxidation reaction
(d) Liquid metal corrosion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Process of corrosion enhanced by
(a) AIR & Moisture and Electrolytes in water
(b) Metallic impurities
(c) Gases like CO2 & SO2
(d) All of above.
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