Sulphur is to Vulcanisation as Chlorine is to ____________?
Correct answer: B. Bleaching
- A. Extraction
- B. Bleaching
- C. Metallurgy
- D. Allotropy
Explanation
Sulphur is used in vulcanisation to strengthen rubber, while chlorine is widely used as a bleaching agent. Extraction, metallurgy and allotropy do not match this common-use relationship.
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