Question

The tip of the lead pencil is made of:

• A. lead
• B. graphite
• C. zinc
• D. charcoal

Answer 1

The correct option is B graphite

The tip of the lead pencil is made up of graphite.

Graphite can leave the grey mark on the paper. It was originally thought to be a part of lead. In spite of the name, the lead pencil does not contain lead.

Graphite is an allotrope of carbon, which is a good conductor of electricity and is resistant to many chemicals.

Graphite pencils are made of a mixture of clay and graphite.

Hence, te correct option is $\text{B}$