Post-UTME Chemistry 2008 Objective — Question 7
Question 7 of 10 from the Post-UTME Screening (Post-UTME) Chemistry 2008 Objective paper, with the correct answer and a full explanation.
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Sulphur (IV) oxide bleaches by
- A. reductionCorrect
- B. oxidation
- C. hydration
- D. absorption
Explanation
SO2 bleaches by reduction (removing oxygen/donating electrons to the coloured compound).
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