Molecules with more than 1000 atoms are typically large and complex. They are often found in biological systems, polymers, or certain synthetic compounds. Some examples of molecules that can contain more than 1000 atoms include:
Proteins: Proteins are large biological molecules composed of chains of amino acids. Many proteins, especially those found in complex organisms, can have thousands or even tens of thousands of atoms.
DNA and RNA: Deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are the genetic materials in living organisms. DNA and RNA molecules consist of long chains of nucleotides, which can contain thousands or millions of atoms.
Polymers: Polymers are large molecules made up of repeating subunits called monomers. Synthetic polymers such as polyethylene or polypropylene can have thousands or millions of atoms in their structure.
Carbon nanotubes: Carbon nanotubes are cylindrical structures composed of carbon atoms. Depending on their size and length, carbon nanotubes can contain thousands to millions of atoms.
Fullerenes: Fullerenes, such as Buckminsterfullerene (C60), are hollow cage-like molecules composed entirely of carbon atoms. Some fullerenes can have hundreds or even thousands of atoms.
Complex organic compounds: Certain complex organic compounds, such as dendrimers or large pharmaceuticals, can have more than 1000 atoms due to their intricate structures.
It's worth noting that the specific number of atoms in these molecules can vary depending on their size, structure, and the elements they contain. The examples above are just a few instances of molecules with more than 1000 atoms, and there are many other compounds that can reach this scale.