Q.

The charcoal used to decolorize brown sugar solution is

A. Wood charcoal
B. Coconut charcoal
C. Animal charcoal
D. Sugar charcoal
Answer» C. Animal charcoal
Explanation: A special characteristic of animal charcoal is its power to remove substances from solution. A brown solution of raw sugar is decolourized when boiled with animal charcoal. Other substances that are similarly removed from solution are indigo, litmus, iodine, the colouiing-matter of red wine, the brown matter of peaty water or sewage, astringent principles, and certain basic salts, etc.
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