1. Sugar and paper
  2. Chalk and marble
  3. Butter and paraffin wax
  4. Charcoal and diamond
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1 Answers

Answer: Option 3

In Butter and paraffin wax, the two substances forming the pair are chemically most dissimilar. Butter is an unsaturated compound or an olefin in contrast to wax which is a saturated compound. So butter will show more reactivity for reactants. As such, they show different chemical nature.

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