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Byju's Answer

Standard XII

Chemistry

Amorphous Forms of Carbon

form of coal ...

Question

________ form of coal is the purest form.

Sugar charcoal

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Wood charcoal

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Coke

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Tar

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Solution

The correct option is D Sugar charcoal
It is obtained by heating sugar in the absence of air. Sugar charcoal is the purest form of amorphous carbon.

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Similar questions

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

Q. Which of the following is a purest form of charcoal?

Fill in the blanks :

(a) ______________is formed when wood is burnt in a limited supply of air.

(b) Coal is a _______________ form of carbon.

(d) Wood charcoal is a _______________conductor of heat and electricity.

(e) __________________is used in making black shoe polish

Q. The purest form of coal is:

Q. ________ charcoal is the purest form of carbon.

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________ form of coal is the purest form.

The correct option is D Sugar charcoalIt is obtained by heating sugar in the absence of air. Sugar charcoal is the purest form of amorphous carbon.

The correct option is D Sugar charcoal
It is obtained by heating sugar in the absence of air. Sugar charcoal is the purest form of amorphous carbon.