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Discussion :: Chemistry

  1. Which one of the following is known as the 'brown coal'?

  2. A.

     Anthracite

    B.

     Bituminous

    C.

     Coke

    D.

     Lignite

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    Answer : Option D

    Explanation :

    Lignite, often referred to as brown coal, is a soft, brown, combustible, sedimentary rock formed from naturally compressed peat.


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