Question

name the fraction of coal used for excretion of metals​

Answer 1

Answer

Coke

Explanation :

What is Coke ?

• Coke is a fraction of metal used for extraction of metal by utilising it as a reducing agent.

• Coke is nothing but almost a pure form of carbon.

Calorific Value :

• The calorific value of coke is about 56,000 kilojoules/kilogram.

Extraction :

• Coke is obtained from a process called calcination of coal.

Carbon Content :

• Coke has 98% of carbon. And that's the reason it is called "almost" a pure form of carbon.

Texture :

• It is tough and porous.

Formula :

• C₁₃₅H₉₆O₉NS is the formula of coke.

Additional details :

Have you ever wondered ,that if coke is almost pure form of carbon then what is the purest form ? The answer is diamond. it contains 99.95%.