If you are referrring to lead as the thing that is found in pencils, then the lead is actually graphite, and graphite and Diamond are both pure carbon, just arranged differently chemical composition.
graphite in a pencil and diamond are from carbon .both are the allotrope of carbon
Yes, carbon.supplement. when an element exists in two or more forms, these forms are known as an allotrope. Carbon has three allotropes, graphite, diamond, and ordinary carbon.
lead?
solid
Diamond Pipes
NO! Lead is a chemical element itself, with no particular relation to carbon, which is another chemical element. The common allotropes of carbon are diamond and graphite. -------- Lead is the common name for the substance in a 'lead' pencil which does indeed contain an allotrope of carbon known as graphite.
just 'diamond'
Carbon. Diamond is the crystalline form, while graphite (pencil "lead") is the powdered form.
Yes, the noun 'diamond' is a common noun, a general word for any diamond of any kind.
CCI4 is not a common notation for a diamond.
Diamond is the hardest mineral known.
Yes, graphite is more common than diamond.
The word diamond is a common noun because it is the word for any diamond. The Hope Diamond is a proper noun because it is a specific diamond; Diamond Head in Hawaii is a proper noun because it's the name of a specific place.
carbon.
Carbon
carbon
Yes the word diamond is a noun. It is a common noun.