Describe the action of sulphuric (VI) acid on white sugar.

Describe the action of sulphuric (VI) acid on white sugar.

Answers

(i). Procedure:
- A tablespoonful of sugar is put in an evaporating dish form a beaker and adequate volume of conc. H₂SO₄ is added.

(ii). Observations:
- Sugar turns form brown then yellow and finally to a charred black mass of carbon.
- A spongy black mass of charcoal (carbon) rises almost filling the dish.
- Steam is also give off and dish becomes very hot since reaction is exothermic.



Explanation
- The acid removed from the sugar elements of water (hydrogen and oxygen, ratio 2:1) to form water, leaving behind a black charred mass of carbon.

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Kavungya answered the question on April 29, 2019 at 12:43

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