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Class 12 Chemistry Practice Test: Oxidation Reduction
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Class 12 Chemistry Practice Test: Oxidation Reduction
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10 Questions

1. Non-metals are extracted by oxidation.
2. Which of the following is used to reduce the metal complexes obtained during leaching process?
3. What is the voltage at which electrolysis of brine takes place?
4. Which of the following is chlorine isolated from by oxidation?
5. What is the process used to recover the metal from its soluble complex obtained after leaching?
6. Which of the following processes involves the dissolution of the ore in a suitable reagent followed by precipitation of the metal by a more reactive metal?
7. Which of the following metals cannot be extracted via hydrometallurgy?
8. Which of the following is chlorine isolated from by oxidation?
9. Which of the following is a complex formed during the extraction of silver via leaching?
10. What is the process used to recover the metal from its soluble complex obtained after leaching?

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