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      Question

      Which among the following form of coal contains the

      highest percentage of carbon content?
      A Bitumen Correct Answer Incorrect Answer
      B Peat Correct Answer Incorrect Answer
      C Lignite Correct Answer Incorrect Answer
      D Anthracite Correct Answer Incorrect Answer

      Solution

      Anthracite has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals. Anthracite is the most metamorphosed type of coal in which the carbon content is between 92% and 98%.

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