neutrons and electrons.. This means carbon is an element close elementA pure substance which is made from only one type of atom. Elements are listed on the periodic table.. Carbon atoms are ...

The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom ... When the plastic strip is rubbed on the skin, ...

Some elements in the periodic table, such as carbon, silicon ... with five or more electrons in their valence shell. Readily available phosphorus is a common choice. The "spare" electron from ...