Chemistry
Define the following:
(a) Carbonization
(b) Adsorption
(c) Bone black
Carbon
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Answer
(a) The process of slow conversion of vegetable matter into carbon-rich substances is called carbonization.
(b) Adsorption is the property due to which a substance absorbs gases, liquids and solids only on its surface.
(c) The carbon content of bone charcoal is separated by treating it with hydrochloric acid which dissolves the calcium phosphate. Carbon is filtered out of the solution and in this form it is called bone black or ivory black.
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Related Questions
The purest form of the amorphous carbon is
- wood charcoal
- sugar charcoal
- bone charcoal
- lamp black
Write True or False against the following statements.
(a) Charcoal is a good adsorbent.
(b) Coke is obtained by destructive distillation of sugar.
(c) Activated charcoal is a good conductor of electricity.
(d) Wood charcoal is an important constituent of gun powder.
(e) Coal gas is used in the preparation of artificial fertilizers.
Name the following:
Substances whose atoms or molecules are not arranged in a geometrical pattern.
The best variety of coal.
The purest form of amorphous carbon.
An amorphous form of carbon that contains about 98% carbon.
Mixture of carbon monoxide and hydrogen.
What is destructive distillation? What are the products formed due to the destructive distillation of coal?