Wood charcoal is used to decolourise sugar because it

adsorbs coloured material

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absorbs decolorized material

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reduces coloured material

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None of these

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Solution

The correct option is A adsorbs coloured material
Wood charcoal is used to decolorize sugar because it has a highly porous structure, providing a large surface area for adsorption. Therefore it adsorbs colored material from sugar.

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Similar questions

Write 'true' or 'false' against the following statements :

(a) Charcoal is a good adsorbent.

(b) Coke is obtained by destructive distillation of sugar.

(d) Wood charcoal is an important constituent of gun powder.

(e) Coal gas is used in the preparation of artificial fertilizers.

Give two uses for each of the following :

(a) coal

(b) coke

(d) sugar charcoal

(e) bone charcoal

(f) lamp black

Wood charcoal is used to decolourise sugar because it

[CPMT 2002]

Wood charcoal is used to decolourise sugar because it

[CPMT 2002]

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