Write a note on coke.

1.	Write a note on coke.
Answer» 1. Coke contains 98% carbon. It is porous, black and the purest form of coal. 2. It is a good fuel and burns without smoke. 3. It is largely used as a reducing agent in the extraction of metals from their ores. 4. It is also used in making fuel gases like producer gas and water gas which is a mixture of carbon monoxide and hydrogen.

Answer»

1. Coke contains 98% carbon. It is porous, black and the purest form of coal.

2. It is a good fuel and burns without smoke.

3. It is largely used as a reducing agent in the extraction of metals from their ores.

4. It is also used in making fuel gases like producer gas and water gas which is a mixture of carbon monoxide and hydrogen.

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