The naturally formed amorphous form of carbon is ________

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Solution

Coal is formed by the slow decomposition of plants under the influence of pressure and heat in a limited supply of air.
It is the only naturally occurring amorphous form of carbon.
Coke, gas carbon and soot are man-made and are obtained by the process of destructive distillation.
The naturally formed amorphous form of carbon is Coal.

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Similar questions

Charcoal is _____ (a crystalline/ an amorphous) form of carbon.

Identify the naturally formed amorphous form of carbon from the following.

Differentiate between:

(a) The crystalline and non-crystalline or amorphous forms of carbon.

(b) Diamond and graphite.

Choose the correct alternative :

(a) Anthracite is

(i) an inferior type of coal

(ii) a superior type of coal

(iii) the cheapest form of coal

(iv) none of the above

(b) Destructive distillation of coal yields

(i) coal tar

(ii) coal gas

(iii) coke

(iv) all of the above

(i) an amorphous form of carbon

(ii) a crystalline form of carbon

(iii) a pure form of carbon

(iv) a cluster of carbon atoms

(d) The process by which decayed plants slowly convert into coal is called

(i) petrification

(ii) carbonisation

(iii) carbonification

(iv) fermentation

(e) The purest form of the amorphous carbon is

(i) wood charcoal

(ii) sugar charcoal

(iii) bone charcoal

(iv) lamp black

Differentiate between crystalline and amorphous forms of carbon.

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