Menu
Home / General Knowledge / Chemistry :: Discussion

Discussion :: Chemistry

  1. Lead pencil contains

    2. A.

     Lead
    B.

     Ferrous sulphide
    C.

     Lead sulphide
    D.

     Graphite

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Lead pencils contain graphite (a form of carbon), not lead. In fact, contrary to what many people believe, lead pencils never were made with lead. The ancient Romans used a writing device called a stylus.

Write your comments here:

Be The First To Comment