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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Hazardous Waste Management knowledge and support exam preparation. Choose a topic below to get started.
1. |
The most common applications of chemical reduction is reduction of ________ |
A. | chromium (VI) to chromium (III) |
B. | chromium (V) to chromium (III) |
C. | chromium (VI) to chromium (II) |
D. | chromium (V) to chromium (I) |
Answer» B. chromium (V) to chromium (III) | |
2. |
_________ method is more suitable in removing organic species in waste solution. |
A. | Hydrolysis process |
B. | Oxidation reduction |
C. | Waste analysis |
D. | Chemical analysis |
Answer» C. Waste analysis | |
3. |
Oxidation avoids harmful side reactions. |
A. | True |
B. | False |
Answer» B. False | |
4. |
Electroplating wastes can be treated from ________ process. |
A. | Hydrolysis |
B. | Neutralisation |
C. | Chemical precipitation |
D. | Oxidation and reduction |
Answer» E. | |
5. |
Chlorine is a reducing agent. |
A. | True |
B. | False |
Answer» C. | |
6. |
The process used to destroy toxicity of waste by changing oxidation state is __________ |
A. | Reduction process |
B. | Oxidation process |
C. | Waste analysis |
D. | Chemical analysis |
Answer» C. Waste analysis | |