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Which of the following is an ion optic device in which ions pass through a mirror and their flight is reversed?

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Which of the following is an ion optic device in which ions pass through a mirror and their flight is reversed?

(a) Reversal device

(b) Reflectron

(c) Mirror arrangement

(d) Separation chamber

The question was asked in an online quiz.

This intriguing question originated from Time of Flight Mass Spectrometer in section Mass Spectrometer of Analytical Instrumentation

1 Answer

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Right choice is (b) Reflectron

To explain I would say: Reflectron is an ion optic device in which ions pass through a mirror and their flight is reversed. It is used in time of flight mass spectrometer.

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