Transitions between different electronic energy levels in elements occur at unique energies and intensities, giving each element a distinctive emission spectrum. When the energy of an incident photon ...

In 2002, a team of Russian and American scientists created the first ever atom of oganesson, which is the heaviest chemical element ever recorded to date. With an atomic number of 118, oganesson ...

Bunsen didn't just invent the burner — he also worked on spectral analysis, in which compounds are heated in flames to produce distinctive light emissions. The latest device replaces flames with ...