Chemistry Seminary was organized by the chemistry department at Metropolitan University, it was celebrated last week. Aristeo Segura, Angelica Avalos and Nikola Batina was participated with Nanotechnology Topic which was very interesting because the nanotechnology it’s new for chemistry student in special nanochemistry which is small size ( 1 nm to 10 nm ) . it was organized by Leticia Romero PhD. Finally the chemistry student visited at nanotechnology Laboratory at UAM-I.