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Chemistry in Everyday Life. — Science STD 8 — Question

Tamilnadu BoardEnglish MediumSTD 8ScienceChemistry in Everyday Life.2 Marks
Question
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.

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