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The percentage is 0%. "Lead" in this case is a misnomer. Pencil "Lead" is made of graphite (an allotrope of carbon) and different levels of clay to control hardness.
Wiki User
∙ 12y ago
Wiki User
∙ 12y ago60
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Is pencil lead is Pb free?
There is no lead in pencil - Pencil is made from graphite
What is the formula for pencil lead?
The formula for pencil lead is c3,h2o
What objects can lead be made into?
pencil . The 'lead' in a pencil is actually graphite.
Why is pencil used in chromography?
pencil is use in chromography because the pencil is made from lead
What happens if the lead in the pencil is consumed?
The lead in a pencil is actually graphite, a form of carbon. Graphite is not poisonous.
What is the percentage of lead in the lead pencil you are using?
there is no lead in lead pencil.
What are the factors that effects the conductivity of pencil lead?
The percentage amount of graphite used affects the conductivity of pencil "lead". More the amount, lesser is its resistivity and greater the conductivity.
Is it called a lead pen or a lead pencil?
lead pen because a lead pencil is a regular pencil.
Does pencil lead have coal in it?
Pencil lead does not have coal. Pencil lead contains graphite.
Why the term lead pencil incorrect?
lead pencil is incorrect because it lead pencil
Is pencil lead is Pb free?
There is no lead in pencil - Pencil is made from graphite
Is pencil lead solution?
Pencil lead is a compound
Which has the most lead aluminum or pencil lead?
Pencil lead isn't really lead, it is graphite, a form of carbon. Pencil lead doesn't have any lead in it whatsoever.
What is the formula for pencil lead?
The formula for pencil lead is c3,h2o
How do they get lead out of pencil?
we get lead of pencil from the mixture of clay and graphite
When was a lead pencil invented?
The lead pencil was invented on 1564.
Is a pencil lead is insulator or conductor?
Pencil lead is a conductor.
