Question

Differentiate between Lignite and Bituminous coal​

Answer 1

Answer:

Difference between lignite and bituminous coal during combustion is analyzed. Lignite is easier to ignite whilebituminous coal is easier to burn out. Effect of temperature higher than 700 °C on coking characteristics is small. LigniteLW tends to slag due to its mineral content forming amorphous eutectics.

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Answer 2

Answer:

Lignite Coal

• Lignite has a carbon content of about 38 per cent
• It has been mainly used for electric power generation.
• Lignite is easier to ignite

Bituminous Coal

• Bituminous has about 65 percent carbon.
• It is used for power generation and for making another type of fuel, called coke.
• Bituminous coal is easier to burn out.