I think its pure. Its found in the Periodic Table.
cheers
Pure
pure water is made up of molecules and atomsi know this and i am in 7th grade
A mixture is a substance made up of two or more pure substances.
Light is pure energy and made of Photons
Lead is an element so it is a pure substance.
Lead '''is''' an element, and no other element is made up of it, although many compounds contain lead.
PbCO3 is the formula for Lead II Carbonate. So it is made up of lead, carbon and oxygen.
No wood is not a pure compound. Wood is made up of many different compounds.
pure carbon
Hydrogen is a pure subtance because it is made up of one kind of atom
silver, gold, and copper are all pure elements
how doesn the position of the element in the perriodic table effect the way it is processed from one to pure substances