Question

Give two uses of coke coal, lamp-black, wood charcoal and animal charcoal

Answer 1

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Uses of Coke

• It is used to reduce iron oxide to produce iron.
• It can be used in households as a clean fuel, relatively free of smoke and impurities.

Uses of lamp-black

• It is used as a black pigment in cements.
• It is used in inks.

Uses of wood charcoal

• It is used in water filters.
• It used as a decolorizing agent as it can adsorb colouring matter.

Uses of animal charcoal

• It is used in the purification of organic liquids.
• It is used as a decolorizing agent in the manufacture of sugar.

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Answer 2

It is used to reduce iron oxide to produce iron.

It can be used in households as a clean fuel, relatively free of smoke and impurities