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Photoelectron spectroscopy

You might need: Periodic table


The complete photoelectron spectrum of Si is shown below.
A photoelectron spectrum shows five peaks with the following binding energies and relative numbers of electrons. Peak 1: 300 M J/mol, 2 units. Peak 2: 20 M J/mol, 2 units. Peak 3: 10 M J/mol, 6 units. Peak 4: 3 M J/mol, 2 units. Peak 5: 0.9 M J/mol, 2 units.
Based on the photoelectron spectrum of Si, which of the following best predicts the spectrum of S?
Choose 1 answer: