Asked in Chemistry, Elements and Compounds
Pencil lead is an element or a compound?
Pencil lead is not lead at all. Rather, it is graphite, a form of the element carbon. Keep in mind, however, that modern pencils use a mixture of graphite and clay for the 'lead'. A hard pencil contains more clay than a soft pencil. The standard #2 pencil sits in the middle of the scale. ...
What is a 2b pencil?
on normal pencils its HB which stands for hard black and the 'b' on other pencils stands for black and the higher the number is on the pencil the less amount of clay is in the pencil which means that pencil mark is a darker and softer ...
Asked in Literature and Language, Pens and Pencils
What is in a pencil?
A pencil contains a substance that is called 'lead' but is made up of graphite and clay. It is encased in wood, usually cedar, but can also be made of paper, recycled wood fibers or even plastic. Colored pencils use different colors of clay and way to create the colors. ...
Asked in Pens and Pencils
What makes pencil lead hard?
The graphite used in pencils is quite soft. Clay is added to the graphite to strengthen the 'lead' of the pencil. The amount of clay used changes the pencil's rating, with HB being the commonest, B2 being softer (darker marks), and H being harder (lighter marks). ...
Asked in Chemistry
What will happen if you ate pencil lead?
Althought it isn't a particularly good idea to eat pencil lead it doesn't actually contain the metal Lead. It is actually made from a mixture of Carbon and Clay. Neither of these substances would do any great damage in the amount in pencil lead. ...