MCQOPTIONS
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MCQOPTIONS
This section includes 26 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Dry corrosion takes place in __________ |
| A. | Homogeneous solutions |
| B. | Heterogeneous solutions |
| C. | Neither homogeneous nor heterogeneous |
| D. | Both homogeneous and heterogeneous solutions |
| Answer» E. | |
| 2. |
Corrosion along the grain boundaries is called as __________ |
| A. | Stress corrosion |
| B. | Inter granular corrosion |
| C. | Water line corrosion |
| D. | Pitting corrosion |
| Answer» C. Water line corrosion | |
| 3. |
Corrosion is uniform in __________ |
| A. | Dry corrosion |
| B. | Wet corrosion |
| C. | Pitting corrosion |
| D. | Water line corrosion |
| Answer» B. Wet corrosion | |
| 4. |
Which of the following comes under the wet corrosion? |
| A. | Concentration cell corrosion |
| B. | Oxidation corrosion |
| C. | Liquid metal corrosion |
| D. | Corrosion by other gases |
| Answer» B. Oxidation corrosion | |
| 5. |
Corrosion due to difference in water level is __________ |
| A. | Soil corrosion |
| B. | Oxidation corrosion |
| C. | Pitting corrosion |
| D. | Water line corrosion |
| Answer» E. | |
| 6. |
Corrosion due to the flow of the _________ between the cathodic and anodic areas is called as the electro chemical corrosion by evolution of hydrogen ad absorption of oxygen. |
| A. | Electron current |
| B. | Proton current |
| C. | Ion current |
| D. | Neutron current |
| Answer» B. Proton current | |
| 7. |
Corrosion due to the formation of cavities around the metal is called as the ___________ |
| A. | Pitting corrosion |
| B. | Soil corrosion |
| C. | Water line corrosion |
| D. | Galvanic corrosion |
| Answer» B. Soil corrosion | |
| 8. |
Corrosion due to the corrosiveness of the soil is called as ___________ |
| A. | Soil corrosion |
| B. | Oxidation corrosion |
| C. | Galvanic corrosion |
| D. | Concentration cell corrosion |
| Answer» B. Oxidation corrosion | |
| 9. |
Wet corrosion is also called as ____________ |
| A. | Chemical cell |
| B. | Electro chemical cell |
| C. | Oxidation reaction |
| D. | Liquid metal corrosion |
| Answer» C. Oxidation reaction | |
| 10. |
Corrosion between the dissimilar metals is called as __________ |
| A. | Galvanic corrosion |
| B. | Dry corrosion |
| C. | Oxidation corrosion |
| D. | Concentration cell corrosion |
| Answer» B. Dry corrosion | |
| 11. |
Chemical action of flowing liquid metal at high temperatures is __________ |
| A. | Liquid metal corrosion |
| B. | Corrosion by other gases |
| C. | Oxidation corrosion |
| D. | Wet corrosion |
| Answer» B. Corrosion by other gases | |
| 12. |
Dry corrosion is also called as _________ |
| A. | Chemical corrosion |
| B. | Electrochemical corrosion |
| C. | Wet corrosion |
| D. | Oxidation corrosion |
| Answer» B. Electrochemical corrosion | |
| 13. |
CORROSION_DUE_TO_THE_FLOW_OF_THE___________BETWEEN_THE_CATHODIC_AND_ANODIC_AREAS_IS_CALLED_AS_THE_ELECTRO_CHEMICAL_CORROSION_BY_EVOLUTION_OF_HYDROGEN_AD_ABSORPTION_OF_OXYGEN.?$ |
| A. | Electron current |
| B. | Proton current |
| C. | Ion current |
| D. | Neutron current |
| Answer» B. Proton current | |
| 14. |
Which of the following comes under the wet corrosion? |
| A. | Concentration cell corrosion |
| B. | Oxidation corrosion |
| C. | Liquid metal corrosion |
| D. | Corrosion by other gases |
| Answer» B. Oxidation corrosion | |
| 15. |
Corrosion due to difference in water level is__________ |
| A. | Soil corrosion |
| B. | Oxidation corrosion |
| C. | Pitting corrosion |
| D. | Water line corrosion |
| Answer» E. | |
| 16. |
Dry corrosion takes place in__________ |
| A. | Homogeneous solutions |
| B. | Heterogeneous solutions |
| C. | Neither homogeneous nor heterogeneous |
| D. | Both homogeneous and heterogeneous solutions |
| Answer» E. | |
| 17. |
Corrosion along the grain boundaries is called as__________ |
| A. | Stress corrosion |
| B. | Inter granular corrosion |
| C. | Water line corrosion |
| D. | Pitting corrosion |
| Answer» C. Water line corrosion | |
| 18. |
Corrosion_is_uniform_in__________ |
| A. | Dry corrosion |
| B. | Wet corrosion |
| C. | Pitting corrosion |
| D. | Water line corrosion |
| Answer» B. Wet corrosion | |
| 19. |
Corrosion due to the formation of cavities around the metal is called as the__________? |
| A. | Pitting corrosion |
| B. | Soil corrosion |
| C. | Water line corrosion |
| D. | Galvanic corrosion |
| Answer» B. Soil corrosion | |
| 20. |
Corrosion due to the corrosiveness of the soil is called as___________ |
| A. | Soil corrosion |
| B. | Oxidation corrosion |
| C. | Galvanic corrosion |
| D. | Concentration cell corrosion |
| Answer» B. Oxidation corrosion | |
| 21. |
Wet corrosion is also called as____________ |
| A. | Chemical cell |
| B. | Electro chemical cell |
| C. | Oxidation reaction |
| D. | Liquid metal corrosion |
| Answer» C. Oxidation reaction | |
| 22. |
Corrosion between the dissimilar metals is called as__________ |
| A. | Galvanic corrosion |
| B. | Dry corrosion |
| C. | Oxidation corrosion |
| D. | Concentration cell corrosion |
| Answer» B. Dry corrosion | |
| 23. |
Chemical action of flowing liquid metal at high temperatures is __________ |
| A. | Liquid metal corrosion |
| B. | Corrosion by other gases |
| C. | Oxidation corrosion |
| D. | Wet corrosion |
| Answer» B. Corrosion by other gases | |
| 24. |
The rusting iron is the __________ |
| A. | Oxidation corrosion |
| B. | Liquid metal corrosion |
| C. | Wet corrosion |
| D. | Corrosion by other gases |
| Answer» B. Liquid metal corrosion | |
| 25. |
Anhydrous inorganic liquid metal surface in absence of moisture undergoes ___________ |
| A. | Wet corrosion |
| B. | Dry corrosion |
| C. | Galvanic corrosion |
| D. | Pitting corrosion |
| Answer» C. Galvanic corrosion | |
| 26. |
Dry corrosion is also called as_________ |
| A. | Chemical corrosion |
| B. | Electrochemical corrosion |
| C. | Wet corrosion |
| D. | Oxidation corrosion |
| Answer» B. Electrochemical corrosion | |