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Which of the following gases is not often used in ion spectroscopy?

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Which of the following gases is not often used in ion spectroscopy?

(a) Helium

(b) Argon

(c) Nitrogen

(d) Neon

This question was posed to me in an online interview.

I'd like to ask this question from Instrumentation of Ion Spectroscopy topic in section Electron and Ion Spectrometers of Analytical Instrumentation

1 Answer

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Best answer
Right answer is (c) Nitrogen

Best explanation: Helium, argon and inert gases are usually chosen for ion spectroscopy. These gases are chosen to avoid side effects.

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