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Questions and Answers
What is the working pH range for the Cr(VI)-mediated Fenton oxidation?
What is the working pH range for the Cr(VI)-mediated Fenton oxidation?
- 3−10 (correct)
- 5-9
- 1-14
- 2-12
What is the main advantage of replacing Fe(II) with Cr(VI) in the Fenton-like oxidation process?
What is the main advantage of replacing Fe(II) with Cr(VI) in the Fenton-like oxidation process?
- Enhanced color removal efficiency
- Elimination of limitations like narrow working pH range and iron sludge formation (correct)
- Increased production of iron sludge
- Extended reaction time
How is the Fenton-like oxidation of Methylene Blue (MB) dye achieved in the study?
How is the Fenton-like oxidation of Methylene Blue (MB) dye achieved in the study?
- By using Fe(II) instead of Cr(VI)
- By introducing a new catalyst
- By adjusting the pH to a specific range
- By generating HO radicals through the disproportionation of chromium-coordinated peroxo complexes (correct)
What confirms the complete mineralization of the dye in the study?
What confirms the complete mineralization of the dye in the study?
What is a notable feature regarding sludge formation in the Cr(VI)-mediated Fenton oxidation process?
What is a notable feature regarding sludge formation in the Cr(VI)-mediated Fenton oxidation process?
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