CK-12 Physical Science Concepts - For Middle School

3.31. Crystalline Carbon http://www.ck12.org

FIGURE 3.55

Fullerene Crystal

Explore More

At the following URL, watch the video about forms of crystalline carbon. Then answer the questions below.

http://www.youtube.co/watch?v=einCs3L9bjM

MEDIA

Click image to the left for use the URL below.

URL: http://www.ck12.org/flx/render/embeddedobject/82379

1. What are crystals? What are the crystalline forms of carbon?


2. Describe the unit cell of a diamond crystal.


3. Relate pencil marks on paper to the structure of graphite.


4. In a Bucky ball, what repeating shapes do carbon atoms form?

Review

1. Describe the bonds between carbon atoms in diamond.


2. How does the arrangement of atoms in diamond and graphite affect their properties?


3. What substance is represented by the chemical formula C 60?