wzorowane3 pktobliczeniowetrudne (szac.)
Calculate the wavelength, in m, of the limit of convergence in the line emission spectrum of tin. Use sections 1, 2 and 9 of the data booklet.
Hydrogen line spectrum and energy levels
Describe the hydrogen emission spectrum as evidence for discrete energy levels that converge at higher energy, and match the ultraviolet, visible and infrared series of lines to electron transitions ending at n = 1, n = 2 and n = 3.
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wzorowane1 pktzamkniętełatwe (szac.)
Which feature of the hydrogen emission spectrum shows that the spacing between the electron energy levels decreases as the energy of the levels increases? A. The lines within each series get closer together towards the high-frequency end B. The spectrum…
wzorowane7 pktotwartetrudne (szac.)
The presence of hydrogen in stars is deduced from lines in their spectra. (i) Outline what the emission spectrum of hydrogen looks like. Emission spectra of species that contain a single electron can be explained by a model in which the electron is held by the…