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ESCA focusses on which of the following information?

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in Analytical Instrumentation by (131k points)
ESCA focusses on which of the following information?

(a) Mass of the electron

(b) Charge of the electron

(c) Binding energy of the electron

(d) Mass of atoms

I have been asked this question in exam.

My doubt is from Electron Spectroscopy for Chemical Analysis topic in portion Electron and Ion Spectrometers of Analytical Instrumentation

1 Answer

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Correct choice is (c) Binding energy of the electron

To elaborate: ESCA focusses on binding energy of the electrons. It focusses on the binding energy which the electrons had before they left the atom.

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